build(deps): bump actions/cache from 4.3.0 to 6.1.0 (#675)

Bumps [actions/cache](https://github.com/actions/cache) from 4.3.0 to 6.1.0.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@0057852...55cc834)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-version: 5.0.5
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/mysql8-migrations.yml

@@ -34,7 +34,7 @@ jobs:
         echo "::set-output name=dir::$(pip cache dir)"
     - name: Cache pip dependencies
       id: cache-dependencies
-      uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
+      uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
       with:
         path: ${{ steps.pip-cache-dir.outputs.dir }}
         key: ${{ runner.os }}-pip-${{ hashFiles('requirements/pip_tools.txt') }}