Bump actions/cache from 5 to 6

Bumps [actions/cache](https://github.com/actions/cache) from 5 to 6.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v5...v6)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/branch-cicd.yaml

@@ -49,7 +49,7 @@ jobs:
                     python-version: ${{ matrix.python-version }}
             -
                 name: 💵 Python Cache
-                uses: actions/cache@v5
+                uses: actions/cache@v6
                 with:
                     path: ~/.cache/pip
                     # The "key" used to indicate a set of cached files is the operating system runner

.github/workflows/stable-cicd.yaml

@@ -55,7 +55,7 @@ jobs:
                     fetch-depth: 0
             -
                 name: 💵 Python Cache
-                uses: actions/cache@v5
+                uses: actions/cache@v6
                 with:
                     path: ~/.cache/pip
                     # The "key" used to indicate a set of cached files is the operating system runner

.github/workflows/unstable-cicd.yaml

@@ -58,7 +58,7 @@ jobs:
                     token: ${{secrets.ADMIN_GITHUB_TOKEN}}
             -
                 name: 💵 Python Cache
-                uses: actions/cache@v5
+                uses: actions/cache@v6
                 with:
                     path: ~/.cache/pip
                     # The "key" used to indicate a set of cached files is the operating system runner