Bump poetry from 2.2.0 to 2.2.1 (#1907)

* Bump poetry from 2.2.0 to 2.2.1

Bumps [poetry](https://github.com/python-poetry/poetry) from 2.2.0 to 2.2.1.
- [Release notes](https://github.com/python-poetry/poetry/releases)
- [Changelog](https://github.com/python-poetry/poetry/blob/main/CHANGELOG.md)
- [Commits](python-poetry/poetry@2.2.0...2.2.1)

---
updated-dependencies:
- dependency-name: poetry
  dependency-version: 2.2.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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* Add changelog entry

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Ed Morley <501702+edmorley@users.noreply.github.com>

Author: dependabot[bot]

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## [Unreleased]
 
+- Updated Poetry from 2.2.0 to 2.2.1. ([#1907](https://github.com/heroku/heroku-buildpack-python/pull/1907))
 - Updated uv from 0.8.18 to 0.8.20. ([#1910](https://github.com/heroku/heroku-buildpack-python/pull/1910))
 - Fixed errors saving the build cache when installed packages contain broken symlinks. ([#1909](https://github.com/heroku/heroku-buildpack-python/pull/1909))
 - Improved metrics for failed uv archive downloads. ([#1908](https://github.com/heroku/heroku-buildpack-python/pull/1908))

requirements/poetry.txt

@@ -1 +1 @@
-poetry==2.2.0
+poetry==2.2.1