**Backport:** https://codeberg.org/forgejo/forgejo/pulls/6715
- Render the issue titles in dashboard feed in consistent manner, by using the existing `RenderIssueTitle`.
- Added integration tests (not exhaustive for all comment types, but exhaustive enough for the current code where some comment types are grouped together).
- Resolvesforgejo/forgejo#6705
Co-authored-by: Gusted <postmaster@gusted.xyz>
Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/6717
Reviewed-by: Gusted <gusted@noreply.codeberg.org>
Co-authored-by: forgejo-backport-action <forgejo-backport-action@noreply.codeberg.org>
Co-committed-by: forgejo-backport-action <forgejo-backport-action@noreply.codeberg.org>
- This allows `CreateDeclarativeRepo` to be used by other testing
packages such as E2EE testing.
- Removes unused function in `services/webhook/sourcehut/builds_test.go`.