Add AZURE_DEV_COLLECT_TELEMETRY variable in azure-dev.yml file (#711)

Author: NirajC-Microsoft

.github/workflows/azure-dev.yml

@@ -1,9 +1,7 @@
 name: Azure Template Validation 
 on: 
     workflow_dispatch:
-    push:
-        branches:
-            - main
+
 permissions: 
   contents: read 
   id-token: write 
@@ -32,6 +30,7 @@ jobs:
           AZURE_ENV_NAME: ${{ secrets.AZURE_ENV_NAME }} 
           AZURE_LOCATION: ${{ secrets.AZURE_LOCATION }} 
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} 
+          AZURE_DEV_COLLECT_TELEMETRY: ${{ vars.AZURE_DEV_COLLECT_TELEMETRY }}
       # Step 3: Print the result of the validation 
       - name: Print result 
         run: cat ${{ steps.validation.outputs.resultFile }}