Update tox config.

.python-version

@@ -1,4 +1,4 @@
-3.10.2
-3.9.4
-3.8.9
-3.7.8
+3.10.8
+3.9.16
+3.8.15
+3.7.16

tox.ini

@@ -19,13 +19,13 @@ deps =
 	pytest7: pytest>=7,<8
 	isort4: isort>=4,<5
 	isort5: isort>=5,<6
-whitelist_externals =
+allowlist_externals =
 	poetry
 	sh
 skip_install = true
 commands =
 	poetry export --with dev --without-hashes -o {toxworkdir}/reqs.txt
-	sh -c 'grep -vE "^(pytest|isort|pytest-flake8)==" {toxworkdir}/reqs.txt | poetry run pip install --no-deps -r /dev/stdin'
+	sh -c 'grep -vE "^(pytest|isort|pytest-flake8)==" {toxworkdir}/reqs.txt | python -m pip install --no-deps -r /dev/stdin'
 	poetry build -f wheel
 	sh -c 'pip install dist/*.whl'
-	poetry run pytest --isort
+	pytest --isort