patch 8.2.2799: Vim9: type casts don't fully work at the script level

Problem:    Vim9: type casts don't fully work at the script level.
Solution:   Implement the missing piece.
diff --git a/src/version.c b/src/version.c
index 1420e7b..1c33c9f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2799,
+/**/
     2798,
 /**/
     2797,