message: Add age::Encryptor::wrap_output API change to CHANGELOG
diff: @@ -7,6 +7,10 @@ and this project adheres to Rust's notion of
  to 1.0.0 are beta releases.
  ## [Unreleased]
  +### Changed
  +- `age::Encryptor::wrap_output` now takes an `age::Format` enum argument instead
  + of a boolean flag.
  +
  ### Fixed
  - Corrected encoding of example recipients in manpages.
  - Re-enabled the default identities file (#41).
  