GitLab Admin can't see merge requests in Jira Development Panel Integration

Summary

A customer reported that GitLab admin can't see merge requests in Jira Development Panel Integration if the admin is not a member of the group or project.

Steps to reproduce

1. Setup Jira Development Panel Integration. (Authenticated with a GitLab admin)
2. Merge requests should be seen even if the GitLab admin is not a member of a group.

What is the current bug behavior?

It returns a 404 for merge requests when the admin doesn't belong to the group

What is the expected correct behavior?

It should return the merge request.

Possible fixes

https://gitlab.com/gitlab-org/gitlab/blob/master/ee/lib/api/v3/github.rb

Remove authorized_only flags when finding merge requests.

Customer info

ZD Ticket (Internal Only): https://gitlab.zendesk.com/agent/tickets/140439