patch 8.2.4446: Vim9: cannot refer to a global function like a local one

Problem:    Vim9: cannot refer to a global function like a local one.
Solution:   When g:name is not a variable but a function, use a function
            reference. (closes #9826)
diff --git a/src/version.c b/src/version.c
index cb6e8e3..253cbe8 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4446,
+/**/
     4445,
 /**/
     4444,