[3.12] gh-104855: Update Tkinter tests for Tcl/Tk 8.7 and 9.0 (GH-120824)#120865

serhiy-storchaka merged 1 commit intopython:3.12python/cpython:3.12from

miss-islington:backport-6ad26de-3.12miss-islington/cpython:backport-6ad26de-3.12Copy head branch name to clipboard