Update poetry requirement from ~=1.8 to ~=2.0

Updates the requirements on [poetry](https://github.com/python-poetry/poetry) to permit the latest version.
- [Release notes](https://github.com/python-poetry/poetry/releases)
- [Changelog](https://github.com/python-poetry/poetry/blob/main/CHANGELOG.md)
- [Commits](python-poetry/poetry@1.8.0...2.0.0)

---
updated-dependencies:
- dependency-name: poetry
  dependency-type: direct:production
...

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

requirements.txt

@@ -2,7 +2,7 @@ black~=24.10
 faiss-cpu~=1.8
 numpy~=2.1
 pandas~=2.2
-poetry~=1.8
+poetry~=2.0
 pdoc~=15.0
 pyright~=1.1
 pytest~=8.3