updated for version 7.3.524

Problem:    Missing comma.
Solution:   Add the comma.

src/version.c

@@ -715,7 +715,9 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
-    523
+    524,
+/**/
+    523,
 /**/
     522,
 /**/