release.sh: abort if local changes are detected.
release.sh: abort if local changes are detected.

If 'git diff' or 'git status' detect local changes, abort.
This check can be skipped with the --ignore-local-changes option.

Signed-off-by: Peter Hutterer <b9c50af7afa7642f6f854434cda9ffe54ece8b85@who-t.net>

freedesktop-unofficial-mirror/xorg__util__modular,tmzt/androix-util-modular,freedesktop-unofficial-mirror/xorg__util__modular,freedesktop-unofficial-mirror/xorg__util__modular,tmzt/androix-util-modular