patch 8.2.5079: DirChanged autocommand may use freed memory

Problem:    DirChanged autocommand may use freed memory. (Shane-XB Qian)
Solution:   Free the memory later. (closes #10555)
diff --git a/src/version.c b/src/version.c
index aec6f4b..47c2466 100644
--- a/src/version.c
+++ b/src/version.c
@@ -735,6 +735,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    5079,
+/**/
     5078,
 /**/
     5077,