message: Clarify where to specify appservice protocols
diff: @@ -50,9 +50,11 @@ Please also be aware that this is an unoffical project worked on in my (Half-Sho
  #### 3PID Protocol Support
  This bridge support searching for rooms within networks via the 3pid system
  -used in clients like [Riot](https://riot.im). However, it requires a small manual change
  -to your registration file. Add ``protocols: ["discord"]`` to the end and restart both your bridge
  -and synapse. Any new servers/guilds you bridge should show up in the network list on Riot and other clients.
  +used in clients like [Riot](https://riot.im). However, it requires a small
  +manual change to your registration file. Change the end of
  +`discord-registration.yaml` to `protocols: ["discord"]`` and restart both your
  +bridge and synapse. Any new servers/guilds you bridge should show up in the
  +network list on Riot and other clients.
  ### Setting up Discord
  