patch 8.2.3740: memory left allocated on exit when using Tcl

Problem:    Memory left allocated on exit when using Tcl.
Solution:   Call Tcl_Finalize().
diff --git a/src/version.c b/src/version.c
index 338b8a4..6e1e30a 100644
--- a/src/version.c
+++ b/src/version.c
@@ -754,6 +754,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3740,
+/**/
     3739,
 /**/
     3738,