It was added with 60f200ca "git-hooks: Copy them
from the build repo", but I don't see its purpose, and it caused trouble for me
now when trying to commit <https://gerrit.libreoffice.org/67672> "Merge in
Flatpak improvements".

Change-Id: I922b5be87549793466f99db8b12be6081e683292
Reviewed-on: https://gerrit.libreoffice.org/67674
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>