message: docs(api): explain trash has a well
  explain trash has a well and how to use it in pipette commands
diff: @@ -676,7 +676,11 @@ class ProtocolContext(CommandPublisher):
  @property # type: ignore
  @requires_version(2, 0)
  def fixed_trash(self) -> Labware:
  - """ The trash fixed to slot 12 of the robot deck. """
  + """ The trash fixed to slot 12 of the robot deck.
  +
  + It has one well and should be accessed like labware in your protocol.
  + e.g. ``protocol.fixed_trash['A1']``
  + """
  trash = self._deck_layout['12']
  if not trash:
  raise RuntimeError("Robot must have a trash container in 12")
  