Style: place opening brace of a function definition at column 1

Signed-off-by: Junio C Hamano <gitster@pobox.com>

setup.c

@@ -206,7 +206,8 @@ static const char *set_work_tree(const char *dir)
 	return NULL;
 }
 
-void setup_work_tree(void) {
+void setup_work_tree(void)
+{
 	const char *work_tree = get_git_work_tree();
 	const char *git_dir = get_git_dir();
 	if (!is_absolute_path(git_dir))