build(deps): bump google.com/cloudsdktool/google-cloud-cli from 503.0.0-emulators to 504.0.0-emulators in /gcp/datastore

build(deps): bump google.com/cloudsdktool/google-cloud-cli from 503.0.0-emulators to 504.0.0-emulators in /gcp/datastore #11588