Improve Python code: address unused variables (#11049)

* Address F841 (unused variable).

* Reformat.

* Add changelog fragment.

* More cleanup.

* Remove trailing whitespace.

* Readd removed code as a comment with TODO.

plugins/modules/keycloak_realm_key.py

@@ -367,8 +367,6 @@ def main():
     name = module.params.get("name")
     force = module.params.get("force")
     state = module.params.get("state")
-    enabled = module.params.get("enabled")
-    provider_id = module.params.get("provider_id")
     parent_id = module.params.get("parent_id")
 
     # Get a list of all Keycloak components that are of keyprovider type.