patch 8.2.3264: Vim9: assign test fails

Problem:    Vim9: assign test fails.
Solution:   Add missing change.
diff --git a/src/version.c b/src/version.c
index 76c3e97..1a05c52 100644
--- a/src/version.c
+++ b/src/version.c
@@ -756,6 +756,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3264,
+/**/
     3263,
 /**/
     3262,