Regression of forgejo/forgejo!9587
`git-diff` will always find renames because it is implied by the `diff.renames` configuration option. Specify `--find-renames` to detect renames again.
Resolvesforgejo/forgejo#11032
Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/11038
Reviewed-by: Beowulf <beowulf@beocode.eu>
Co-authored-by: Gusted <postmaster@gusted.xyz>
Co-committed-by: Gusted <postmaster@gusted.xyz>