Add integration_type service to hvv_departures (home-assistant#159137)

Author: joostlek

homeassistant/components/hvv_departures/manifest.json

@@ -4,6 +4,7 @@
   "codeowners": ["@vigonotion"],
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/hvv_departures",
+  "integration_type": "service",
   "iot_class": "cloud_polling",
   "loggers": ["pygti"],
   "requirements": ["pygti==0.9.4"]

homeassistant/generated/integrations.json

@@ -2914,7 +2914,7 @@
     },
     "hvv_departures": {
       "name": "HVV Departures",
-      "integration_type": "hub",
+      "integration_type": "service",
       "config_flow": true,
       "iot_class": "cloud_polling"
     },