patch 8.2.2739: Vim9: a lambda accepts too many arguments at the script level

Problem:    Vim9: a lambda accepts too many arguments at the script level.
Solution:   Do not set uf_varargs in Vim9 script.
diff --git a/src/version.c b/src/version.c
index 452565c..a2bd558 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2739,
+/**/
     2738,
 /**/
     2737,