fix-#1856: adjust websockets version to setup.py and make nightly (py39) tests pass (#1857)

* fix-#1856: adjust websockets version to setup.py and make nightly (py39) tests pass

* fix-#1856: set min websockets version to 8.1

* fix-#1856: suppress timeout for CI to pass

* fix-#1856: timeout -> close_timeout due to deprecation warning

Co-authored-by: Adam Hopkins <admhpkns@gmail.com>
Co-authored-by: 7 <yunxu1992@gmail.com>

tox.ini

@@ -19,7 +19,7 @@ deps =
     gunicorn
     pytest-benchmark
     uvicorn
-    websockets>=7.0,<8.0
+    websockets>=8.1,<9.0
 commands =
     pytest {posargs:tests --cov sanic}
     - coverage combine --append