patch 8.2.3262: build failure when ABORT_ON_INTERNAL_ERROR is defined

Problem:    Build failure when ABORT_ON_INTERNAL_ERROR is defined.
Solution:   Adjust how estack_len_before is used.
diff --git a/src/version.c b/src/version.c
index e3a6cb5..fcfd211 100644
--- a/src/version.c
+++ b/src/version.c
@@ -756,6 +756,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3262,
+/**/
     3261,
 /**/
     3260,