updated for version 7.3.121

Problem:    Complicated 'statusline' causes a crash. (Christian Brabandt)
Solution:   Check that the number of items is not too big.

src/version.c

@@ -714,6 +714,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    121,
 /**/
     120,
 /**/