Update packaging requirement from ~=21.3 to ~=23.2

Updates the requirements on [packaging](https://github.com/pypa/packaging) to permit the latest version.
- [Release notes](https://github.com/pypa/packaging/releases)
- [Changelog](https://github.com/pypa/packaging/blob/main/CHANGELOG.rst)
- [Commits](pypa/packaging@21.3...23.2)

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

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

requirements.txt

@@ -30,7 +30,7 @@ pytest~=7.4.2
 
 proteinflow~=2.4.0
 omegaconf~=2.3.0
-packaging~=21.3
+packaging~=23.2
 setuptools~=41.2.0
 numpy~=1.23.0
 scipy~=1.8.1