git-gui: update all remaining translations to French.
git-gui: update all remaining translations to French.

Simply..

Signed-off-by: Alexandre Bourget <4442d43786949134cf45b30c9bc2b03992cb5019@savoirfairelinux.com>
Signed-off-by: Shawn O. Pearce <f01032651c12a22b2103346ba96b3b6b231f9d3c@spearce.org>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git