Bump progressbar2 from 3.55.0 to 4.0.0

Bumps [progressbar2](https://github.com/WoLpH/python-progressbar) from 3.55.0 to 4.0.0.
- [Release notes](https://github.com/WoLpH/python-progressbar/releases)
- [Changelog](https://github.com/WoLpH/python-progressbar/blob/develop/CHANGES.rst)
- [Commits](https://github.com/WoLpH/python-progressbar/compare/v3.55.0...v4.0.0)

---
updated-dependencies:
- dependency-name: progressbar2
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

requirements-hyperopt.txt

@@ -7,4 +7,4 @@ scikit-learn==1.0.2
 scikit-optimize==0.9.0
 filelock==3.4.2
 joblib==1.1.0
-progressbar2==3.55.0
+progressbar2==4.0.0