message: Drop statement about leaveConcurrency, that's for next release
diff: @@ -441,12 +441,6 @@ ircService:
  # Cache this many matrix events in memory to be used for m.relates_to messages (usually replies).
  eventCacheSize: 4096
  - ircHandler:
  - # How many /leave requests can be ongoing at a time.
  - # This is used to stem the flow of requests in case of a mass quit/leave, which might
  - # slow down the homeserver.
  - leaveConcurrency: 10
  -
  # Options here are generally only applicable to large-scale bridges and may have
  # consequences greater than other options in this configuration file.
  advanced:
  