Check the token's owner and repository when registering a runner (#30406)#30412

silverwind merged 2 commits intogo-gitea:release/v1.21go-gitea/gitea:release/v1.21from

Zettat123:backport/30406-to-v1.21Zettat123/gitea:backport/30406-to-v1.21Copy head branch name to clipboard