Resolve "Incorrect label selector for monitoring authz policy"

General MR

Summary

See linked issue for summary

Relevant logs/screenshots

uses app label:

  labels:
    app: {{ include "gitlab-runner.fullname" . }}

after changes present in this MR, now able to properly see servicemonitor

Linked Issue

issue

Upgrade Notices

N/A

chart/Chart.yaml

 apiVersion: v2
 name: gitlab-runner
-version: 0.65.0-bb.0
+version: 0.65.0-bb.1
 appVersion: 17.0.0
 description: GitLab Runner
 keywords: