Use reference strings in forked_daapd (#40989)

homeassistant/components/forked_daapd/strings.json

@@ -6,7 +6,7 @@
         "title": "Set up forked-daapd device",
         "data": {
           "name": "Friendly name",
-          "host": "Host",
+          "host": "[%key:common::config_flow::data::host%]",
           "port": "API port",
           "password": "API password (leave blank if no password)"
         }
@@ -17,10 +17,10 @@
       "wrong_host_or_port": "Unable to connect. Please check host and port.",
       "wrong_password": "Incorrect password.",
       "wrong_server_type": "The forked-daapd integration requires a forked-daapd server with version >= 27.0.",
-      "unknown_error": "Unknown error."
+      "unknown_error": "[%key:common::config_flow::error::unknown%]"
     },
     "abort": {
-      "already_configured": "Device is already configured.",
+      "already_configured": "[%key:common::config_flow::abort::already_configured_device%]",
       "not_forked_daapd": "Device is not a forked-daapd server."
     }
   },