input: Fix trailing whitspaces and indent.

Just some cosmetics to conform to the wayland coding style.

Signed-off-by: Stefan Schmidt <s.schmidt@samsung.com>

src/input.c

@@ -344,7 +344,7 @@ weston_keyboard_create(void)
 
 	keyboard = zalloc(sizeof *keyboard);
 	if (keyboard == NULL)
-	    return NULL;
+		return NULL;
 
 	wl_list_init(&keyboard->resource_list);
 	wl_array_init(&keyboard->keys);