Add missing entry (environment) to tox.ini.

Author: Kami

tox.ini

@@ -23,7 +23,9 @@ allowlist_externals =
 basepython =
     pypypy3: pypy3
     pypypy3.9: pypy3.9
+    pypypy-3.9: pypy3.9
     pypypy3.10: pypy3.10
+    pypypy-3.10: pypy3.10
     pypyjion: pyjion
     {docs,checks,black,black-check,lint,pylint,bandit,mypy,micro-benchmarks,coverage,import-timings,isort,isort-check,pyupgrade}: python3.9
     {py3.9,py3.9-dist,py3.9-dist-wheel,py3.9-windows,integration-storage}: python3.9