patch 8.2.3086: Vim9: breakpoint on "for" does not work

Problem:    Vim9: breakpoint on "for" does not work.
Solution:   Use the right line number in ISN_DEBUG. (closes #8486)
diff --git a/src/version.c b/src/version.c
index 70c1b6b..6ca650f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -756,6 +756,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3086,
+/**/
     3085,
 /**/
     3084,