Bump brother and pysnmplib (#84107)

* Bump brother version

* Bump pysnmplib version

* Update sensor platform

* Update switch platform

* Update tests

* Bump brother

Co-authored-by: J. Nick Koston <nick@koston.org>

tests/components/snmp/test_sensor.py

@@ -1,5 +1,6 @@
 """SNMP sensor tests."""
 
+import asyncio
 from unittest.mock import MagicMock, Mock, patch
 
 import pytest
@@ -15,9 +16,11 @@ def hlapi_mock():
     """Mock out 3rd party API."""
     mock_data = MagicMock()
     mock_data.prettyPrint = Mock(return_value="hello")
+    future = asyncio.get_event_loop().create_future()
+    future.set_result((None, None, None, [[mock_data]]))
     with patch(
         "homeassistant.components.snmp.sensor.getCmd",
-        return_value=(None, None, None, [[mock_data]]),
+        return_value=future,
     ):
         yield