Backport: fix repo_index_status lingering when deleting a repository#7738

lafriks merged 1 commit intogo-gitea:release/v1.9go-gitea/gitea:release/v1.9from

guillep2k:fixlingeringidxstatus_v1.9guillep2k/gitea:fixlingeringidxstatus_v1.9Copy head branch name to clipboard