ci: bump poetry from 1.8.4 to 2.1.3 in /.github/workflows

Bumps [poetry](https://github.com/python-poetry/poetry) from 1.8.4 to 2.1.3.
- [Release notes](https://github.com/python-poetry/poetry/releases)
- [Changelog](https://github.com/python-poetry/poetry/blob/main/CHANGELOG.md)
- [Commits](python-poetry/poetry@1.8.4...2.1.3)

---
updated-dependencies:
- dependency-name: poetry
  dependency-version: 2.1.3
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/constraints.txt

@@ -1,6 +1,6 @@
 pip==24.2
 nox==2024.10.9
 nox-poetry==1.0.3
-poetry==1.8.4
+poetry==2.1.3
 virtualenv==20.27.1
 toml==0.10.2