fix dht tests

tests/test_dht.py

@@ -14,7 +14,7 @@ from test_utils.dht_swarms import launch_dht_instances
 
 @pytest.mark.asyncio
 async def test_startup_error():
-    with pytest.raises(hivemind.p2p.P2PDaemonError, match=r"Failed to connect to bootstrap peers"):
+    with pytest.raises(hivemind.p2p.P2PDaemonError, match=r"(?i)Failed to connect to bootstrap peers"):
         hivemind.DHT(
             initial_peers=[f"/ip4/127.0.0.1/tcp/{get_free_port()}/p2p/QmdaK4LUeQaKhqSFPRu9N7MvXUEWDxWwtCvPrS444tCgd1"],
             start=True,