migrate Linn / Openhome component to config flow (#27804)

source/_integrations/discovery.markdown

@@ -18,7 +18,6 @@ This integration is limited to detect:
  * [Bluesound speakers](/integrations/bluesound)
  * [Bose Soundtouch speakers](/integrations/soundtouch)
  * [Enigma2 media player](/integrations/enigma2)
- * [Linn / Openhome](/integrations/openhome)
  * [SABnzbd downloader](/integrations/sabnzbd)
  * [Yamaha media player](/integrations/yamaha)
 
@@ -49,7 +48,6 @@ Valid values for ignore are:
  * `bose_soundtouch`: Bose Soundtouch speakers
  * `enigma2`: Enigma2 media players
  * `lg_smart_device`: LG Soundbars
- * `openhome`: Linn / Openhome
  * `sabnzbd`: SABnzbd downloader
  * `yamaha`: Yamaha media player
 

source/_integrations/openhome.markdown

@@ -5,7 +5,9 @@ ha_category:
   - Media Player
 ha_release: 0.39
 ha_iot_class: Local Polling
+ha_config_flow: true
 ha_domain: openhome
+ha_ssdp: true
 ha_codeowners:
   - '@bazwilliams'
 ha_platforms:
@@ -13,15 +15,9 @@ ha_platforms:
 ha_integration_type: integration
 ---
 
-The `openhome` platform allows you to connect an [Openhome Compliant Renderer](http://openhome.org/) to Home Assistant such as a [Linn Products Ltd](https://www.linn.co.uk) HiFi streamer. It will allow you to control media playback, volume, source and see the current playing item.
+The Linn / OpenHome integration allows you to connect an [Openhome Compliant Renderer](http://openhome.org/) to Home Assistant such as a [Linn Products Ltd](https://www.linn.co.uk) HiFi streamer. It will allow you to control media playback, volume, source and see the current playing item.
 
-### Example `configuration.yaml` entry
-
-```yaml
-discovery:
-media_player:
-  - platform: openhome
-```
+{% include integrations/config_flow.md %}
 
 ### Example local audio playback action