message: crates-io: clarify that we need to contact moz legal on dmcas
diff: # Crate removal procedure
  -> **Status 2020-01-21**: this document is incomplete and unvetted. We anticipate to
  -> be receiving guidelines from Mozilla Legal in the near future. If this notice
  -> is still here on 2020-03-21, please comment on [this issue][outdated-issue]
  -> asking for a status update.
  +If we get a DMCA takedown notice, here's what needs to happen:
  -[outdated-issue]: https://github.com/rust-lang/crates-io-cargo-teams/issues/63
  +## Contact Mozilla Legal
  -If we get a DMCA takedown notice, here's what needs to happen:
  +Before removing the crates, [get in touch with legal](../core/legal.md) and ask
  +an opinion from them on the received request and whether we have to comply with
  +it.
  ## Remove relevant version(s) and/or entire crates from crates.io
  