Fix CI settings

[kitagry]

This PR relate with https://github.com/m3dev/kannon/pull/13. Special thanks @yokomotod.

Currently, the tox-gh-actions plugin is not recognized and all tox environments are running.

previous log: py3.8

expect:

OK
  py38: OK (35.82=setup[1.13]+cmd[34.70] seconds)

actual:

OK
  py38: OK (35.82=setup[1.13]+cmd[34.70] seconds)
  py39: SKIP (0.83 seconds)
  py310: OK (34.86=setup[1.20]+cmd[33.67] seconds)
  py311: SKIP (0.01 seconds)
  pyyapf: OK (34.55=setup[0.98]+cmd[33.57] seconds)
  pyisort: OK (34.59=setup[0.99]+cmd[33.60] seconds)
  pyflake8: OK (34.55=setup[1.00]+cmd[33.55] seconds)
  congratulations :) (175.39 seconds)

[Hi-king]

cool fix! LGTM