arm64 and multi-arch support (#225)

* Update changelog for multiarch

* Update changelog PR link

* Use clippy pendantic priority

* Use changelog header

Co-authored-by: Ed Morley <501702+edmorley@users.noreply.github.com>

---------

Co-authored-by: Ed Morley <501702+edmorley@users.noreply.github.com>

Author: joshwlewis

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Support for `arm64` and multi-arch images. ([#225](https://github.com/heroku/buildpacks-procfile/pull/225))
+
 ## [3.0.1] - 2024-03-13
 
 ### Changed

Cargo.toml

@@ -10,7 +10,7 @@ unused_crate_dependencies = "warn"
 
 [lints.clippy]
 panic_in_result_fn = "warn"
-pedantic = "warn"
+pedantic = { level = "warn", priority = -1 }
 unwrap_used = "warn"
 
 [dependencies]