Add integration_type to Oralb (home-assistant#157828)

Author: mib1185

homeassistant/components/oralb/manifest.json

@@ -10,6 +10,7 @@
   "config_flow": true,
   "dependencies": ["bluetooth_adapters"],
   "documentation": "https://www.home-assistant.io/integrations/oralb",
+  "integration_type": "device",
   "iot_class": "local_push",
   "loggers": ["oralb_ble"],
   "requirements": ["oralb-ble==0.17.6"]

homeassistant/generated/integrations.json

@@ -4821,7 +4821,7 @@
     },
     "oralb": {
       "name": "Oral-B",
-      "integration_type": "hub",
+      "integration_type": "device",
       "config_flow": true,
       "iot_class": "local_push"
     },