patch 8.2.0769: VimLeavePre not triggered when Vim is terminated

Problem:    VimLeavePre not triggered when Vim is terminated.
Solution:   Unblock autocommands.
diff --git a/src/version.c b/src/version.c
index 8c89761..a1b038f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    769,
+/**/
     768,
 /**/
     767,