Protect against NPEs in notifications list (#10879)#10883

lunny merged 3 commits into

go-gitea:release/v1.11go-gitea/gitea:release/v1.11from

zeripath:backport-fix-10815-panic-in-notifications-due-to-NPEszeripath/gitea:backport-fix-10815-panic-in-notifications-due-to-NPEsCopy head branch name to clipboard