[8.8] [Cases] Edit labels for file attachments (#156026) (#156405)

# Backport

This will backport the following commits from `main` to `8.8`:
- [[Cases] Edit labels for file attachments
(#156026)](#156026)

<!--- Backport version: 8.9.7 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sqren/backport)

<!--BACKPORT [{"author":{"name":"Lisa
Cawley","email":"lcawley@elastic.co"},"sourceCommit":{"committedDate":"2023-05-02T14:49:53Z","message":"[Cases]
Edit labels for file attachments
(#156026)","sha":"30eb413215cf87f96ba5f58e562a7f9b2fbf7241","branchLabelMapping":{"^v8.9.0$":"main","^v(\\d+).(\\d+).\\d+$":"$1.$2"}},"sourcePullRequest":{"labels":["release_note:skip","Team:ResponseOps","Feature:Cases","ui-copy","v8.8.0","v8.9.0"],"number":156026,"url":"https://github.com/elastic/kibana/pull/156026","mergeCommit":{"message":"[Cases]
Edit labels for file attachments
(#156026)","sha":"30eb413215cf87f96ba5f58e562a7f9b2fbf7241"}},"sourceBranch":"main","suggestedTargetBranches":["8.8"],"targetPullRequestStates":[{"branch":"8.8","label":"v8.8.0","labelRegex":"^v(\\d+).(\\d+).\\d+$","isSourceBranch":false,"state":"NOT_CREATED"},{"branch":"main","label":"v8.9.0","labelRegex":"^v8.9.0$","isSourceBranch":true,"state":"MERGED","url":"https://github.com/elastic/kibana/pull/156026","number":156026,"mergeCommit":{"message":"[Cases]
Edit labels for file attachments
(#156026)","sha":"30eb413215cf87f96ba5f58e562a7f9b2fbf7241"}}]}]
BACKPORT-->

x-pack/plugins/cases/public/components/all_cases/translations.ts

@@ -52,15 +52,15 @@ export const BULK_ACTIONS = i18n.translate('xpack.cases.caseTable.bulkActions',
 });
 
 export const EXTERNAL_INCIDENT = i18n.translate('xpack.cases.caseTable.snIncident', {
-  defaultMessage: 'External Incident',
+  defaultMessage: 'External incident',
 });
 
 export const SEVERITY = i18n.translate('xpack.cases.caseTable.severity', {
   defaultMessage: 'Severity',
 });
 
 export const INCIDENT_MANAGEMENT_SYSTEM = i18n.translate('xpack.cases.caseTable.incidentSystem', {
-  defaultMessage: 'Incident Management System',
+  defaultMessage: 'Incident management system',
 });
 
 export const SEARCH_PLACEHOLDER = i18n.translate('xpack.cases.caseTable.searchPlaceholder', {

x-pack/plugins/cases/public/components/all_cases/use_cases_columns.test.tsx

@@ -99,7 +99,7 @@ describe('useCasesColumns ', () => {
             "sortable": true,
           },
           Object {
-            "name": "External Incident",
+            "name": "External incident",
             "render": [Function],
             "width": undefined,
           },
@@ -232,7 +232,7 @@ describe('useCasesColumns ', () => {
             "sortable": true,
           },
           Object {
-            "name": "External Incident",
+            "name": "External incident",
             "render": [Function],
             "width": undefined,
           },
@@ -316,7 +316,7 @@ describe('useCasesColumns ', () => {
             "sortable": true,
           },
           Object {
-            "name": "External Incident",
+            "name": "External incident",
             "render": [Function],
             "width": undefined,
           },
@@ -395,7 +395,7 @@ describe('useCasesColumns ', () => {
             "sortable": true,
           },
           Object {
-            "name": "External Incident",
+            "name": "External incident",
             "render": [Function],
             "width": undefined,
           },
@@ -479,7 +479,7 @@ describe('useCasesColumns ', () => {
             "sortable": true,
           },
           Object {
-            "name": "External Incident",
+            "name": "External incident",
             "render": [Function],
             "width": undefined,
           },
@@ -638,7 +638,7 @@ describe('useCasesColumns ', () => {
             "sortable": true,
           },
           Object {
-            "name": "External Incident",
+            "name": "External incident",
             "render": [Function],
             "width": undefined,
           },

x-pack/plugins/cases/public/components/files/file_type.test.tsx

@@ -78,7 +78,7 @@ describe('getFileType', () => {
       expect(actions[0]).toStrictEqual({
         type: AttachmentActionType.CUSTOM,
         isPrimary: false,
-        label: 'Download File',
+        label: 'Download file',
         render: expect.any(Function),
       });
 
@@ -102,7 +102,7 @@ describe('getFileType', () => {
       expect(actions[1]).toStrictEqual({
         type: AttachmentActionType.CUSTOM,
         isPrimary: false,
-        label: 'Delete File',
+        label: 'Delete file',
         render: expect.any(Function),
       });
 
@@ -126,7 +126,7 @@ describe('getFileType', () => {
       expect(actions[1]).toStrictEqual({
         type: AttachmentActionType.CUSTOM,
         isPrimary: false,
-        label: 'Delete File',
+        label: 'Delete file',
         render: expect.any(Function),
       });
 

x-pack/plugins/cases/public/components/files/translations.tsx

@@ -12,23 +12,23 @@ export const ACTIONS = i18n.translate('xpack.cases.caseView.files.actions', {
 });
 
 export const ADD_FILE = i18n.translate('xpack.cases.caseView.files.addFile', {
-  defaultMessage: 'Add File',
+  defaultMessage: 'Add file',
 });
 
 export const CLOSE_MODAL = i18n.translate('xpack.cases.caseView.files.closeModal', {
   defaultMessage: 'Close',
 });
 
 export const DATE_ADDED = i18n.translate('xpack.cases.caseView.files.dateAdded', {
-  defaultMessage: 'Date Added',
+  defaultMessage: 'Date added',
 });
 
 export const DELETE_FILE = i18n.translate('xpack.cases.caseView.files.deleteFile', {
-  defaultMessage: 'Delete File',
+  defaultMessage: 'Delete file',
 });
 
 export const DOWNLOAD_FILE = i18n.translate('xpack.cases.caseView.files.downloadFile', {
-  defaultMessage: 'Download File',
+  defaultMessage: 'Download file',
 });
 
 export const FILES_TABLE = i18n.translate('xpack.cases.caseView.files.filesTable', {

x-pack/plugins/cases/public/components/files/use_files_table_columns.test.tsx

@@ -47,18 +47,18 @@ describe('useFilesTableColumns', () => {
           "data-test-subj": "cases-files-table-date-added",
           "dataType": "date",
           "field": "created",
-          "name": "Date Added",
+          "name": "Date added",
         },
         Object {
           "actions": Array [
             Object {
-              "description": "Download File",
+              "description": "Download file",
               "isPrimary": true,
               "name": "Download",
               "render": [Function],
             },
             Object {
-              "description": "Delete File",
+              "description": "Delete file",
               "isPrimary": true,
               "name": "Delete",
               "render": [Function],