x86: include/asm-x86/mutex_32.h - use angle brackets for include

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/include/asm-x86/mutex_32.h b/include/asm-x86/mutex_32.h
index bbeefb9..9a6b3da 100644
--- a/include/asm-x86/mutex_32.h
+++ b/include/asm-x86/mutex_32.h
@@ -9,7 +9,7 @@
 #ifndef _ASM_MUTEX_H
 #define _ASM_MUTEX_H
 
-#include "asm/alternative.h"
+#include <asm/alternative.h>
 
 /**
  *  __mutex_fastpath_lock - try to take the lock by moving the count