um: get rid of pointless include "..." where include <...> will do

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>
diff --git a/arch/um/os-Linux/user_syms.c b/arch/um/os-Linux/user_syms.c
index 73926fa..db4a034 100644
--- a/arch/um/os-Linux/user_syms.c
+++ b/arch/um/os-Linux/user_syms.c
@@ -1,5 +1,5 @@
-#include "linux/types.h"
-#include "linux/module.h"
+#include <linux/types.h>
+#include <linux/module.h>
 
 /* Some of this are builtin function (some are not but could in the future),
  * so I *must* declare good prototypes for them and then EXPORT them.