Issue #21522: Added Tkinter tests for Listbox.itemconfigure(),

PanedWindow.paneconfigure(), and Menu.entryconfigure().

diff --cc Misc/NEWS
index 7e55c2138a68729c065d31dbe7d8644fcc7df3fa,a32df2e2c80b85f5f6411167443343fed05e67fe..921941b5132f061daf159319ac11cab913c238c6
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -15,6 -15,21 +15,12 @@@ Core and Builtin
    time issue noticeable when compiling code with a large number of "and"
    and "or" operators.
  
 -
 -What's New in Python 3.4.1?
 -===========================
 -
 -Release date: 2014-05-18
 -
 -Core and Builtins
 ------------------
 -
+ Tests
+ -----
+ 
+ - Issue #21522: Added Tkinter tests for Listbox.itemconfigure(),
+   PanedWindow.paneconfigure(), and Menu.entryconfigure().
+ 
  - Issue #21418: Fix a crash in the builtin function super() when called without
    argument and without current frame (ex: embedded Python).