Issue #21605: Added tests for Tkinter images.

diff --cc Misc/NEWS
index 28cc34c4c11e98f2af27feca3b011847da99e7ae,e01cf12b4541bc96e719e32faee181da255f17bc..d2ececedadb3029bec013c5ffcd31e7c1fe9cc67
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -525,18 -389,6 +525,20 @@@ Documentatio
  Tests
  -----
  
++- Issue #21605: Added tests for Tkinter images.
++
 +- Issue #21493: Added test for ntpath.expanduser().  Original patch by
 +  Claudiu Popa.
 +
 +- Issue #19925: Added tests for the spwd module. Original patch by Vajrasky Kok.
 +
 +- Issue #21522: Added Tkinter tests for Listbox.itemconfigure(),
 +  PanedWindow.paneconfigure(), and Menu.entryconfigure().
 +
 +- Issue #17756: Fix test_code test when run from the installed location.
 +
 +- Issue #17752: Fix distutils tests when run from the installed location.
 +
  - Issue #18604: Consolidated checks for GUI availability.  All platforms now
    at least check whether Tk can be instantiated when the GUI resource is
    requested.