Prepare release v0.17.0 (#262)

## heroku/python

### Added

- Added initial support for the Poetry package manager. ([#261](#261))

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

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.17.0] - 2024-09-04
+
 ### Added
 
 - Added initial support for the Poetry package manager. ([#261](https://github.com/heroku/buildpacks-python/pull/261))
@@ -193,7 +195,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Initial implementation. ([#3](https://github.com/heroku/buildpacks-python/pull/3))
 
-[unreleased]: https://github.com/heroku/buildpacks-python/compare/v0.16.0...HEAD
+[unreleased]: https://github.com/heroku/buildpacks-python/compare/v0.17.0...HEAD
+[0.17.0]: https://github.com/heroku/buildpacks-python/compare/v0.16.0...v0.17.0
 [0.16.0]: https://github.com/heroku/buildpacks-python/compare/v0.15.0...v0.16.0
 [0.15.0]: https://github.com/heroku/buildpacks-python/compare/v0.14.0...v0.15.0
 [0.14.0]: https://github.com/heroku/buildpacks-python/compare/v0.13.0...v0.14.0

buildpack.toml

@@ -2,7 +2,7 @@ api = "0.10"
 
 [buildpack]
 id = "heroku/python"
-version = "0.16.0"
+version = "0.17.0"
 name = "Heroku Python"
 homepage = "https://github.com/heroku/buildpacks-python"
 description = "Heroku's buildpack for Python applications."