Gitea: Missing repository-unit authorization on issue-template API endpoints

Summary Three Gitea API endpoints — GET /repos/owner/repo/issuetemplates, GET /repos/owner/repo/issueconfig and GET /repos/owner/repo/issueconfig/validate — read files from the repository's Code default branch .gitea/ISSUETEMPLATE/ and issueconfig.yaml and return their contents, but are registere...