Update readme.md

sites/player.ee.co.uk/readme.md

@@ -8,6 +8,12 @@ https://player.ee.co.uk/#/livetv/schedule
 npm run grab --- --sites=player.ee.co.uk
 ```
 
+### Update channel list
+
+```sh
+npm run channels:parse --- --config=./sites/player.ee.co.uk/player.ee.co.uk.config.js --output=./sites/player.ee.co.uk/player.ee.co.uk.channels.xml
+```
+
 ### Test
 
 ```sh