patch 8.2.2786: Vim9: memory leak when using :s with expression

Problem:    Vim9: memory leak when using :s with expression.
Solution:   Clean up the instruction list.
diff --git a/src/version.c b/src/version.c
index 22a2751..834196d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2786,
+/**/
     2785,
 /**/
     2784,