patch 8.2.0116: BufEnter autocmd not triggered on ":tab drop"

Problem:    BufEnter autocmd not triggered on ":tab drop". (Andy Stewart)
Solution:   Decrement autocmd_no_enter for the last file. (closes #1660,
            closes #5473)
diff --git a/src/version.c b/src/version.c
index 2d502be..1e79e03 100644
--- a/src/version.c
+++ b/src/version.c
@@ -743,6 +743,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    116,
+/**/
     115,
 /**/
     114,