patch 9.0.0630: in Vim9 script a numbered function cannot be called

Problem:    In Vim9 script a numbered function cannot be called.
Solution:   Do not require "g:" before a numbered function name.
            (closes #11254)

src/version.c

@@ -699,6 +699,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    630,
 /**/
     629,
 /**/