Undo test debugging changes

Signed-off-by: Janek Nouvertné <25355197+provinzkraut@users.noreply.github.com>

tests/unit/test_channels/test_backends.py

@@ -5,7 +5,6 @@
 from typing import AsyncGenerator, cast
 from unittest.mock import AsyncMock
 
-import asyncpg
 import pytest
 from _pytest.fixtures import FixtureRequest
 from redis.asyncio.client import Redis

tests/unit/test_channels/test_plugin.py

@@ -1,7 +1,6 @@
 from __future__ import annotations
 
 import asyncio
-import time
 from secrets import token_hex
 from typing import cast
 from unittest.mock import AsyncMock, MagicMock
@@ -143,7 +142,7 @@ async def test_ws_route_handlers_receive_arbitrary_message(channels_backend: Cha
 
 
 @pytest.mark.flaky(reruns=5)
-async def test_create_ws_route_handlers_arbitrary_channels_allowed(channels_backend: ChannelsBackend) -> None:
+def test_create_ws_route_handlers_arbitrary_channels_allowed(channels_backend: ChannelsBackend) -> None:
     channels_plugin = ChannelsPlugin(
         backend=channels_backend,
         arbitrary_channels_allowed=True,
@@ -158,8 +157,6 @@ async def test_create_ws_route_handlers_arbitrary_channels_allowed(channels_back
             channels_plugin.publish("something", "foo")
             assert ws.receive_text(timeout=2) == "something"
 
-        time.sleep(0.001)
-
         with client.websocket_connect("/ws/bar") as ws:
             channels_plugin.publish("something else", "bar")
             assert ws.receive_text(timeout=2) == "something else"