fix: language err for build luis in azure deploy (microsoft#4155)

* language err for build luis

* refactor

Co-authored-by: Chris Whitten <christopher.whitten@microsoft.com>
Co-authored-by: Andy Brown <asbrown002@gmail.com>

Composer/plugins/azurePublish/src/deploy.ts

@@ -42,7 +42,6 @@ export class BotProjectDeploy {
     profileName: string,
     name: string,
     environment: string,
-    language?: string,
     hostname?: string,
     luisResource?: string
   ) {
@@ -55,6 +54,7 @@ export class BotProjectDeploy {
 
       // STEP 2: UPDATE LUIS
       // Do the LUIS build if LUIS settings are present
+      let language = settings.defaultLanguage || settings.luis.defaultLanguage;
       if (!language) {
         language = 'en-us';
       }

Composer/plugins/azurePublish/src/index.ts

@@ -28,7 +28,6 @@ interface CreateAndDeployResources {
   hostname?: string;
   luisResource?: string;
   subscriptionID: string;
-  language?: string;
 }
 
 interface PublishConfig {
@@ -192,15 +191,7 @@ export default async (composer: any): Promise<void> => {
       resourcekey: string,
       customizeConfiguration: CreateAndDeployResources
     ) => {
-      const {
-        subscriptionID,
-        accessToken,
-        name,
-        environment,
-        hostname,
-        luisResource,
-        language,
-      } = customizeConfiguration;
+      const { subscriptionID, accessToken, name, environment, hostname, luisResource } = customizeConfiguration;
       try {
         // Create the BotProjectDeploy object, which is used to carry out the deploy action.
         const azDeployer = new BotProjectDeploy({
@@ -221,7 +212,7 @@ export default async (composer: any): Promise<void> => {
         });
 
         // Perform the deploy
-        await azDeployer.deploy(project, settings, profileName, name, environment, language, hostname, luisResource);
+        await azDeployer.deploy(project, settings, profileName, name, environment, hostname, luisResource);
 
         // update status and history
         const status = this.getLoadingStatus(botId, profileName, jobId);
@@ -322,7 +313,7 @@ export default async (composer: any): Promise<void> => {
         environment,
         hostname,
         luisResource,
-        language,
+        defaultLanguage,
         settings,
         accessToken,
       } = config;
@@ -360,7 +351,6 @@ export default async (composer: any): Promise<void> => {
         environment,
         hostname,
         luisResource,
-        language,
       };
       await this.performDeploymentAction(
         project,