message: Fix a minor mistake in the changelog.
diff: - Added the `rustc-cdylib-link-arg` key for build scripts to specify linker
  arguments for cdylib crates.
  [#6298](https://github.com/rust-lang/cargo/pull/6298)
  -- `cargo clippy` is now a built-in cargo command.
  +- (Nightly only): `cargo clippy-preview` is now a built-in cargo command.
  [#6759](https://github.com/rust-lang/cargo/pull/6759)
  ### Changed
  