Bump poetry from 2.1.3 to 2.1.4 in /.github/workflows

Bumps [poetry](https://github.com/python-poetry/poetry) from 2.1.3 to 2.1.4.
- [Release notes](https://github.com/python-poetry/poetry/releases)
- [Changelog](https://github.com/python-poetry/poetry/blob/main/CHANGELOG.md)
- [Commits](python-poetry/poetry@2.1.3...2.1.4)

---
updated-dependencies:
- dependency-name: poetry
  dependency-version: 2.1.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/constraints.txt

@@ -1,2 +1,2 @@
 pip==25.2
-poetry==2.1.3
+poetry==2.1.4