Add myself as codeowner for LaMetric (home-assistant#63887)

Author: frenck

CODEOWNERS

@@ -490,7 +490,7 @@ homeassistant/components/kraken/* @eifinger
 tests/components/kraken/* @eifinger
 homeassistant/components/kulersky/* @emlove
 tests/components/kulersky/* @emlove
-homeassistant/components/lametric/* @robbiet480
+homeassistant/components/lametric/* @robbiet480 @frenck
 homeassistant/components/launch_library/* @ludeeus @DurgNomis-drol
 tests/components/launch_library/* @ludeeus @DurgNomis-drol
 homeassistant/components/lcn/* @alengwenus

homeassistant/components/lametric/manifest.json

@@ -3,6 +3,6 @@
   "name": "LaMetric",
   "documentation": "https://www.home-assistant.io/integrations/lametric",
   "requirements": ["lmnotify==0.0.4"],
-  "codeowners": ["@robbiet480"],
+  "codeowners": ["@robbiet480", "@frenck"],
   "iot_class": "cloud_push"
 }