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>

tests/test_reloader.py

@@ -1,8 +1,9 @@
 import os
 import secrets
 import sys
+from contextlib import suppress
 
-from subprocess import PIPE, Popen
+from subprocess import PIPE, Popen, TimeoutExpired
 from tempfile import TemporaryDirectory
 from textwrap import dedent
 from threading import Timer
@@ -85,4 +86,5 @@ async def test_reloader_live(runargs, mode):
         finally:
             timeout.cancel()
             terminate(proc)
-            proc.wait(timeout=3)
+            with suppress(TimeoutExpired):
+                proc.wait(timeout=3)