Cleanup ASGI failing tests

tests/test_asgi.py

@@ -1,6 +1,3 @@
-import asyncio
-import sys
-
 from collections import deque, namedtuple
 
 import pytest
@@ -82,14 +79,6 @@ def install_signal_handlers(self):
     with pytest.warns(UserWarning):
         server.run()
 
-    all_tasks = (
-        asyncio.Task.all_tasks()
-        if sys.version_info < (3, 7)
-        else asyncio.all_tasks(asyncio.get_event_loop())
-    )
-    for task in all_tasks:
-        task.cancel()
-
     assert before_server_start
     assert after_server_start
     assert before_server_stop
@@ -132,14 +121,6 @@ def install_signal_handlers(self):
     with pytest.warns(UserWarning):
         server.run()
 
-    all_tasks = (
-        asyncio.Task.all_tasks()
-        if sys.version_info < (3, 7)
-        else asyncio.all_tasks(asyncio.get_event_loop())
-    )
-    for task in all_tasks:
-        task.cancel()
-
     assert before_server_start
     assert after_server_start
     assert before_server_stop

tox.ini

@@ -20,7 +20,7 @@ deps =
     beautifulsoup4
     gunicorn==20.0.4
     uvicorn
-    websockets>=8.1,<9.0
+    websockets>=8.1,<=9.1
 commands =
     pytest {posargs:tests --cov sanic}
     - coverage combine --append