[Web] update lang files

data/web/lang/lang.de-de.json

@@ -317,6 +317,7 @@
         "subject": "Betreff",
         "success": "Erfolg",
         "sys_mails": "System-E-Mails",
+        "task": "Aufgabe",
         "text": "Text",
         "time": "Zeit",
         "title": "Title",

data/web/lang/lang.en-gb.json

@@ -217,14 +217,17 @@
         "iam_auth_flow_info": "In addition to the Authorization Code Flow (Standard Flow in Keycloak), which is used for Single-Sign On login, mailcow also supports Authentication Flow with direct Credentials. The Mailpassword Flow attempts to validate the user's credentials by using the Keycloak Admin REST API. mailcow retrieves the hashed password from the <code>mailcow_password</code> attribute, which is mapped in Keycloak.",
         "iam_client_id": "Client ID",
         "iam_client_secret": "Client Secret",
-        "iam_description": "Here, you can configure the integration with an external Keycloak service. The Keycloak user's mailboxes will be automatically created upon their first login, provided that a attribute mapping has been set.",
+        "iam_description": "Configure an external OIDC Provider for Authentication<br>User's mailboxes will be automatically created upon their first login, provided that an attribute mapping has been set.",
         "iam_extra_permission": "For the following settings to work, the mailcow client in Keycloak needs a <code>Service account</code> and the permission to <code>view-users</code>.",
+        "iam_import_users": "Import Users",
         "iam_mapping": "Attribute Mapping",
+        "iam_periodic_full_sync": "Periodic Full Sync",
         "iam_realm": "Realm",
         "iam_redirect_url": "Redirect Url",
         "iam_rest_flow": "Mailpassword Flow",
         "iam_server_url": "Server Url",
         "iam_sso": "SSO",
+        "iam_sync_interval": "Sync / Import interval (min)",
         "iam_test_connection": "Test Connection",
         "iam_token_url": "Token endpoint",
         "iam_userinfo_url": "User info endpoint",
@@ -344,6 +347,7 @@
         "subject": "Subject",
         "success": "Success",
         "sys_mails": "System mails",
+        "task": "Task",
         "text": "Text",
         "time": "Time",
         "title": "Title",