Bump exceptiongroup from 1.3.0 to 1.3.1 (#2110)

Bumps [exceptiongroup](https://github.com/agronholm/exceptiongroup) from 1.3.0 to 1.3.1.
- [Release notes](https://github.com/agronholm/exceptiongroup/releases)
- [Changelog](https://github.com/agronholm/exceptiongroup/blob/main/CHANGES.rst)
- [Commits](https://github.com/agronholm/exceptiongroup/compare/1.3.0...1.3.1)

---
updated-dependencies:
- dependency-name: exceptiongroup
  dependency-version: 1.3.1
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pyproject.toml

@@ -88,7 +88,7 @@ bandit = "*"
 black = "^25.11.0"
 cyclonedx-python-lib = "^11.5.0"
 cloudfoundry-client = "*"
-exceptiongroup = "==1.3.0"
+exceptiongroup = "==1.3.1"
 flake8 = "^7.3.0"
 flake8-bugbear = "^25.10.21"
 freezegun = "^1.5.5"