bpo-45852:  Fix the Counter/iter test for statistics.mode() (GH-29667) (GH-29671)

Suggested by Stefan Pochmann.
(cherry picked from commit 48744db70ed519c1566c22bf123a0e1f5c69253f)

Co-authored-by: Raymond Hettinger <rhettinger@users.noreply.github.com>

Co-authored-by: Raymond Hettinger <rhettinger@users.noreply.github.com>
1 file changed