[3.11] IDLE: fix config_key htest (GH-112545) (#112547)

Change 'Dialog' to 'Window' in two places to match the name of the config_key class being tested.
(cherry picked from commit 81261fa67ff82b03c255733b0d1abbbb8a228187)

Co-authored-by: Terry Jan Reedy <tjreedy@udel.edu>

Miss Islington (bot) committed 2y ago

03ac9e6ee1aacb1ab42788c40e8465a6e5c46532

Parent: f6edb83

Committed by GitHub <noreply@github.com> on 11/30/2023, 8:29:23 AM