Simplify Azure login step in deployment workflow by using consolidated credentials

Author: raffaeu

.github/workflows/deploy.yml

@@ -19,11 +19,7 @@ jobs:
 
       # Log into Azure
     - uses: azure/[email protected]
-      with:
-        client-id: ${{ secrets.AZURE_CLIENT_ID }}
-        tenant-id: ${{ secrets.AZURE_TENANT_ID }}
-        subscription-id: ${{ secrets.AZURE_SUBSCRIPTION_ID }}
-        enable-AzPSSession: true
+      with: ${{ secrets.AZURE_CREDENTIALS_REALLY }}
 
       # Deploy ARM template
     - name: Run ARM deploy