Add note regarding SamsungTV sources (home-assistant#22115)

epenet · frenck · web-flow · commit da8b51aa5125 · 2022-03-22T12:14:21.000+01:00
Co-authored-by: Franck Nijhof &lt;git@frenck.dev&gt;
diff --git a/source/_integrations/samsungtv.markdown b/source/_integrations/samsungtv.markdown
@@ -89,6 +89,7 @@ media_content_type: channel
 #### Selecting a source
 
 It's possible to switch between the 2 sources `TV` and `HDMI`.
+Some older models also expose the installed applications through the WebSocket, in which case the source list is adjusted accordingly.
 
 ### Known issues and restrictions
 
