Fix Météo-France I/O while testing (#31695)

* Fix Météo-France I/O while testing

* Review

tests/components/meteo_france/conftest.py

@@ -0,0 +1,16 @@
+"""Meteo-France generic test utils."""
+from unittest.mock import patch
+
+import pytest
+
+
+@pytest.fixture(autouse=True)
+def patch_requests():
+    """Stub out services that makes requests."""
+    patch_client = patch("homeassistant.components.meteo_france.meteofranceClient")
+    patch_weather_alert = patch(
+        "homeassistant.components.meteo_france.VigilanceMeteoFranceProxy"
+    )
+
+    with patch_client, patch_weather_alert:
+        yield