patch 8.2.1081: Lua: cannot use table.insert() and table.remove()

Problem:    Lua: cannot use table.insert() and table.remove().
Solution:   Add the list functions. (Prabir Shrestha, closes #6353)
diff --git a/src/version.c b/src/version.c
index 0c24515..69c89ff 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1081,
+/**/
     1080,
 /**/
     1079,