Follow-up from "Add unlink quick action for issues"

The following discussion from !122765 (merged) should be addressed:

• @bastirehm started a discussion:

  question(non-blocking): Is there a specific reason you're only adding a weekly metric here? I checked and other quickactions have an equivalent monthly metric as well.

• @bastirehm started a [!122765 (comment 1426656693)]

  suggestion(non-blocking): Name is actually not needed any more and will be removed soon, you can just remove it here as well to reduce potential confusion (https://docs.gitlab.com/ee/development/service_ping/metrics_dictionary.html#metrics-definition-and-validation)