For new users, the `EnableRepoUnitHints` is set to false while I think that the original intent of #2221 was to set it to true (the migration set it to true for already existing users in `AddUserRepoUnitHintsSetting`). This PR sets its to true upon user creation.  Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/12565 Reviewed-by: limiting-factor <limiting-factor@noreply.codeberg.org> Reviewed-by: 0ko <0ko@noreply.codeberg.org>