Update python-integ.yml to run integ test on merge

Signed-off-by: wzxxing <169175349+wzxxing@users.noreply.github.com>

Author: wzxxing

.github/workflows/python-integ.yml

@@ -4,9 +4,8 @@ name: Python Integration Tests
 on:
   workflow_call:
   workflow_dispatch:
-  # TODO: enable this back once the workflow runs without issues
-  # push:
-  #   branches: main
+  push:
+    branches: main
 
 jobs:
   integration: