message: Release postgres-types v0.2.4
diff: # Change Log
  +## v0.2.4 - 2022-08-20
  +
  +## Added
  +
  +* Added `ToSql` and `FromSql` implementations for `Box<[T]>`.
  +* Added `ToSql` and `FromSql` implementations for `[u8; N]` via the `array-impls` feature.
  +* Added support for `smol_str` 0.1 via the `with-smol_str-01` feature.
  +* Added `ToSql::encode_format` to support text encodings of parameters.
  +
  ## v0.2.3 - 2022-04-30
  ### Added
  