src/include: Improve code formatting

Change-Id: Ic8ffd26e61c0c3f27872699bb6aa9c39204155b7
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/16390
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>

src/include/reset.h

@@ -4,7 +4,7 @@
 #if CONFIG_HAVE_HARD_RESET
 void hard_reset(void);
 #else
-#define hard_reset() do {} while(0)
+#define hard_reset() do {} while (0)
 #endif
 void soft_reset(void);
 void cpu_reset(void);