Updated auth-type

Author: nullchimp

.github/workflows/deploy-azure.yml

@@ -27,6 +27,7 @@ jobs:
           client-id: ${{ secrets.AZURE_CLIENT_ID }}
           tenant-id: ${{ secrets.AZURE_TENANT_ID }}
           subscription-id: ${{ secrets.AZURE_SUBSCRIPTION_ID }}
+          auth-type: 'servicePrincipal'
 
       - name: Setup Terraform
         uses: hashicorp/setup-terraform@v2