Thanks to forgejo/forgejo!10397 (by @voidcontext), the binary called on git hooks can now be dynamically set.
**This means that we can now run tests without needing to run `make gitea` first**! No more `Could not find gitea binary` or head-banging, when one forgets to re-compile it 🎉
Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/12855
Reviewed-by: Gusted <gusted@noreply.codeberg.org>
