[3.13] gh-118760: Restore the default value of tkinter.wantobjects to 1 (GH-118784) (GH-119251)

It was set to 2 in 65f5e586a1239ed1a66d8284773d7b02ce40e480 (GH-98592).
(cherry picked from commit e188527c343c74574d481b77c30063db1436e62b)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>