Add tests for new Tk widget options

[serhiy-storchaka]

"-state" was added for ttk::scale in Tk 8.6.9. More options will be added in Tk 8.7 and 9.0.

Linked PRs

• gh-120873: Add test for "state" option in ttk.Scale #120874
• [3.13] gh-120873: Add test for "state" option in ttk.Scale (GH-120874) #120875
• [3.12] gh-120873: Add test for "state" option in ttk.Scale (GH-120874) #120876
• gh-120873: Add tests for new widget options in Tk 8.7 #120877
• [3.13] gh-120873: Add tests for new widget options in Tk 8.7 (GH-120877) #120879
• [3.12] gh-120873: Add tests for new widget options in Tk 8.7 (GH-120877) #120880