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/include/shared/longjmp.h b/arch/um/include/shared/longjmp.h
index e860bc584..9bdddf4 100644
--- a/arch/um/include/shared/longjmp.h
+++ b/arch/um/include/shared/longjmp.h
@@ -1,8 +1,8 @@
 #ifndef __UML_LONGJMP_H
 #define __UML_LONGJMP_H
 
-#include "sysdep/archsetjmp.h"
-#include "os.h"
+#include <sysdep/archsetjmp.h>
+#include <os.h>
 
 extern int setjmp(jmp_buf);
 extern void longjmp(jmp_buf, int);