Prepare release v2.0.2 (#191)

## heroku/procfile

### Changed

- Updated buildpack display name, description and keywords. ([#189](#189))

Co-authored-by: heroku-linguist[bot] <136119646+heroku-linguist[bot]@users.noreply.github.com>

Author: heroku-linguist[bot]

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [2.0.2] - 2023-10-24
+
 ### Changed
 
 - Updated buildpack display name, description and keywords. ([#189](https://github.com/heroku/procfile-cnb/pull/189))
@@ -53,7 +55,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Initial release of Rust procfile buildpack, the old Go buildpack is now archived.
 - Re-write logic of Procfile parsing to match Heroku's behavior, which has different behavior from the Go version (that assumed that a Procfile was YAML syntax).
 
-[unreleased]: https://github.com/heroku/procfile-cnb/compare/v2.0.1...HEAD
+[unreleased]: https://github.com/heroku/procfile-cnb/compare/v2.0.2...HEAD
+[2.0.2]: https://github.com/heroku/procfile-cnb/compare/v2.0.1...v2.0.2
 [2.0.1]: https://github.com/heroku/procfile-cnb/compare/v2.0.0...v2.0.1
 [2.0.0]: https://github.com/heroku/procfile-cnb/compare/v1.0.2...v2.0.0
 [1.0.2]: https://github.com/heroku/procfile-cnb/compare/v1.0.1...v1.0.2

buildpack.toml

@@ -2,7 +2,7 @@ api = "0.8"
 
 [buildpack]
 id = "heroku/procfile"
-version = "2.0.1"
+version = "2.0.2"
 name = "Heroku Procfile"
 homepage = "https://github.com/heroku/procfile-cnb"
 description = "Heroku's Procfile buildpack."