Add integration_type device to gardena_bluetooth (home-assistant#159029)

Author: joostlek

homeassistant/components/gardena_bluetooth/manifest.json

@@ -12,6 +12,7 @@
   "config_flow": true,
   "dependencies": ["bluetooth_adapters"],
   "documentation": "https://www.home-assistant.io/integrations/gardena_bluetooth",
+  "integration_type": "device",
   "iot_class": "local_polling",
   "loggers": ["bleak", "bleak_esphome", "gardena_bluetooth"],
   "requirements": ["gardena-bluetooth==1.6.0"]

homeassistant/generated/integrations.json

@@ -2281,7 +2281,7 @@
     },
     "gardena_bluetooth": {
       "name": "Gardena Bluetooth",
-      "integration_type": "hub",
+      "integration_type": "device",
       "config_flow": true,
       "iot_class": "local_polling"
     },