update Postgres pass in GH action

Author: copernico

.github/workflows/python.yml

@@ -28,7 +28,7 @@ jobs:
         image: postgres
         # Provide the password for postgres
         env:
-          POSTGRES_PASSWORD: postgres
+          POSTGRES_PASSWORD: example
         # Set health checks to wait until postgres has started
         options: >-
           --health-cmd pg_isready