Add Ecovacs Deebot to Matter fixtures (#155587)

Author: lboue

tests/components/matter/conftest.py

@@ -88,6 +88,7 @@ async def integration_fixture(
         "door_lock",
         "door_lock_with_unbolt",
         "eberle_ute3000",
+        "ecovacs_deebot",
         "eve_contact_sensor",
         "eve_energy_20ecn4101",
         "eve_energy_plug",