Drop codeowner from threshold integration (#88973)

CODEOWNERS

@@ -1213,8 +1213,6 @@ build.json @home-assistant/supervisor
 /homeassistant/components/thethingsnetwork/ @fabaff
 /homeassistant/components/thread/ @home-assistant/core
 /tests/components/thread/ @home-assistant/core
-/homeassistant/components/threshold/ @fabaff
-/tests/components/threshold/ @fabaff
 /homeassistant/components/tibber/ @danielhiversen
 /tests/components/tibber/ @danielhiversen
 /homeassistant/components/tile/ @bachya

homeassistant/components/threshold/manifest.json

@@ -1,7 +1,7 @@
 {
   "domain": "threshold",
   "name": "Threshold",
-  "codeowners": ["@fabaff"],
+  "codeowners": [],
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/threshold",
   "integration_type": "helper",