Bump cachebox from 5.2.3 to 6.1.2

Bumps [cachebox](https://github.com/awolverp/cachebox) from 5.2.3 to 6.1.2.
- [Release notes](https://github.com/awolverp/cachebox/releases)
- [Commits](awolverp/cachebox@v5.2.3...v6.1.2)

---
updated-dependencies:
- dependency-name: cachebox
  dependency-version: 6.1.2
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

requirements.txt

@@ -27,7 +27,7 @@ broadbean==0.15.0
     # via
     #   qcodes (pyproject.toml)
     #   qcodes
-cachebox==5.2.3
+cachebox==6.1.2
     # via deepdiff
 certifi==2026.6.17
     # via requests