patch 8.2.4056: Vim9: memory leak when exporting function in autoload script

Problem:    Vim9: memory leak when exporting function in autoload script.
Solution:   Fee the name if replacing it.
diff --git a/src/version.c b/src/version.c
index e46a380..6b7f110 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4056,
+/**/
     4055,
 /**/
     4054,