Bisect: fix some white spaces and empty lines breakages.

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>

git-bisect.sh

@@ -153,7 +153,6 @@ bisect_good() {
 		rev=$(git rev-parse --verify "$rev^{commit}") || exit
 		bisect_write_good "$rev"
 		echo "git-bisect good $rev" >>"$GIT_DIR/BISECT_LOG"
-
 	done
 	bisect_auto_next
 }