misc: Include the linuxlist header via a local include

This is needed for the lib where the include directory
is not called openbsc/.
diff --git a/openbsc/include/openbsc/select.h b/openbsc/include/openbsc/select.h
index c2af1d7..2d8b3ec 100644
--- a/openbsc/include/openbsc/select.h
+++ b/openbsc/include/openbsc/select.h
@@ -1,7 +1,7 @@
 #ifndef _BSC_SELECT_H
 #define _BSC_SELECT_H
 
-#include <openbsc/linuxlist.h>
+#include "linuxlist.h"
 
 #define BSC_FD_READ	0x0001
 #define BSC_FD_WRITE	0x0002