Bump pipenv in /python/helpers in the pipenv group across 1 directory

Bumps the pipenv group with 1 update in the /python/helpers directory: [pipenv](https://github.com/pypa/pipenv).


Updates `pipenv` from 2023.12.1 to 2024.0.1
- [Release notes](https://github.com/pypa/pipenv/releases)
- [Changelog](https://github.com/pypa/pipenv/blob/main/CHANGELOG.md)
- [Commits](pypa/pipenv@v2023.12.1...v2024.0.1)

---
updated-dependencies:
- dependency-name: pipenv
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: pipenv
...

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

python/helpers/requirements.txt

@@ -2,7 +2,7 @@ pip==24.0
 pip-tools==7.4.1
 flake8==7.1.0
 hashin==1.0.1
-pipenv==2023.12.1
+pipenv==2024.0.1
 plette==2.1.0
 poetry==1.8.3
 # TODO: Replace 3p package `toml` with 3.11's new stdlib `tomllib` once we drop support for Python 3.10.