patch 8.2.4149: test override not restored, autocommand left behind

Problem:    Test override not restored, autocommand left behind.
Solution:   Correct restoring test override.  Delete autocommand afterwards.
diff --git a/src/version.c b/src/version.c
index d9307ec..3846e39 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4149,
+/**/
     4148,
 /**/
     4147,