updated for version 7.3.933

Problem:    Ruby on Mac crashes due to GC failure.
Solution:   Init the stack from main(). (Hiroshi Shirosaki)

src/version.c

@@ -728,6 +728,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    933,
 /**/
     932,
 /**/