patch 8.2.1160: Vim9: memory leak in allocated types

Problem:    Vim9: memory leak in allocated types.
Solution:   Free the type pointers.
diff --git a/src/version.c b/src/version.c
index 1af0262..7b5f8f5 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1160,
+/**/
     1159,
 /**/
     1158,