Use <> instead of "" for external header includes

Libraries and system headers should be included with <> instead of "".
This makes a great difference for the automatic dependency tracking.

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

plugins/alsa-utils.c

@@ -21,10 +21,10 @@
  * THE SOFTWARE.
  */
 
+#include <lite/lite.h>
 #include "../finit.h"
 #include "../helpers.h"
 #include "../plugin.h"
-#include "lite/lite.h"
 
 static void save(void *UNUSED(arg))
 {