Add integration type to met (#157720)

Co-authored-by: Claude <noreply@anthropic.com>

homeassistant/components/met/manifest.json

@@ -4,6 +4,7 @@
   "codeowners": ["@danielhiversen"],
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/met",
+  "integration_type": "service",
   "iot_class": "cloud_polling",
   "loggers": ["metno"],
   "requirements": ["PyMetno==0.13.0"]

homeassistant/generated/integrations.json

@@ -3897,7 +3897,7 @@
     },
     "met": {
       "name": "Meteorologisk institutt (Met.no)",
-      "integration_type": "hub",
+      "integration_type": "service",
       "config_flow": true,
       "iot_class": "cloud_polling"
     },