remove marcolivierarsenault from ecobee codeowners (#107377)

CODEOWNERS

@@ -317,8 +317,6 @@ build.json @home-assistant/supervisor
 /tests/components/eafm/ @Jc2k
 /homeassistant/components/easyenergy/ @klaasnicolaas
 /tests/components/easyenergy/ @klaasnicolaas
-/homeassistant/components/ecobee/ @marcolivierarsenault
-/tests/components/ecobee/ @marcolivierarsenault
 /homeassistant/components/ecoforest/ @pjanuario
 /tests/components/ecoforest/ @pjanuario
 /homeassistant/components/econet/ @w1ll1am23

homeassistant/components/ecobee/manifest.json

@@ -1,7 +1,7 @@
 {
   "domain": "ecobee",
   "name": "ecobee",
-  "codeowners": ["@marcolivierarsenault"],
+  "codeowners": [],
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/ecobee",
   "homekit": {