Add integration_type service to coinbase (home-assistant#158899)

Author: joostlek

homeassistant/components/coinbase/manifest.json

@@ -4,6 +4,7 @@
   "codeowners": ["@tombrien"],
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/coinbase",
+  "integration_type": "service",
   "iot_class": "cloud_polling",
   "loggers": ["coinbase"],
   "requirements": ["coinbase-advanced-py==1.2.2"]

homeassistant/generated/integrations.json

@@ -1063,7 +1063,7 @@
     },
     "coinbase": {
       "name": "Coinbase",
-      "integration_type": "hub",
+      "integration_type": "service",
       "config_flow": true,
       "iot_class": "cloud_polling"
     },