Bump cloudpickle from 3.1.0 to 3.1.1

Bumps [cloudpickle](https://github.com/cloudpipe/cloudpickle) from 3.1.0 to 3.1.1.
- [Release notes](https://github.com/cloudpipe/cloudpickle/releases)
- [Changelog](https://github.com/cloudpipe/cloudpickle/blob/master/CHANGES.md)
- [Commits](cloudpipe/cloudpickle@v3.1.0...v3.1.1)

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

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

REQUIREMENTS.txt

@@ -16,7 +16,7 @@ cffi==1.17.1
 chardet==5.2.0
 charset-normalizer==3.4.1
 click==8.1.7
-cloudpickle==3.1.0
+cloudpickle==3.1.1
 comm==0.2.2
 contourpy==1.3.1
 cookiecutter==2.6.0