Add docker: remoteBuild: true to azure.yaml

To support the new feature to avoid the local docker instance running

azure.yaml

@@ -11,6 +11,7 @@ services:
     docker:
       path: ../Dockerfile
       context: ../
+      remoteBuild: true      
   function:
     project: ./app/functions/EmbedFunctions
     host: function
@@ -26,4 +27,4 @@ hooks:
       shell: sh
       run: ./scripts/prepdocs.sh
       interactive: true
-      continueOnError: false
+      continueOnError: false