patch 8.2.2001: Vim9: :def function does not apply 'maxfuncdepth'

Problem:    Vim9: :def function does not apply 'maxfuncdepth'.
Solution:   Use 'maxfuncdepth'. (issue #7313)
diff --git a/src/version.c b/src/version.c
index a988b21..4b91cf1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2001,
+/**/
     2000,
 /**/
     1999,