layers: Make comments consistent

Change-Id: I07a249f02956e2cda57548a62f8993631d2b334a
diff --git a/layers/vk_layer_utils.h b/layers/vk_layer_utils.h
index 0008907..b4f6162 100644
--- a/layers/vk_layer_utils.h
+++ b/layers/vk_layer_utils.h
@@ -24,9 +24,9 @@
 #include "vk_layer_logging.h"
 
 #ifndef WIN32
-#include <strings.h> /* for ffs() */
+#include <strings.h> // For ffs()
 #else
-#include <intrin.h> /* for __lzcnt() */
+#include <intrin.h>  // For __lzcnt()
 #endif
 
 #ifdef __cplusplus