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/x86/um/asm/elf.h b/arch/x86/um/asm/elf.h
index 0e07adc..0feee2f 100644
--- a/arch/x86/um/asm/elf.h
+++ b/arch/x86/um/asm/elf.h
@@ -6,7 +6,7 @@
 #define __UM_ELF_X86_H
 
 #include <asm/user.h>
-#include "skas.h"
+#include <skas.h>
 
 #ifdef CONFIG_X86_32