Bump actions/cache from 5 to 6 (#227)

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

Author: dependabot[bot]

.github/workflows/bundle.yml

@@ -29,7 +29,7 @@ jobs:
         python-version: '3.13'
 
     - name: Cache pip
-      uses: actions/cache@v5
+      uses: actions/cache@v6
       with:
         path: ~/.cache/pip
         key: ${{ github.job }}-${{ runner.os }}-pip-${{ hashFiles('pyproject.toml') }}
@@ -88,7 +88,7 @@ jobs:
         python-version: '3.13'
 
     - name: Cache pip
-      uses: actions/cache@v5
+      uses: actions/cache@v6
       with:
         path: ~\AppData\Local\pip\Cache
         key: ${{ github.job }}-${{ runner.os }}-pip-${{ hashFiles('pyproject.toml') }}
@@ -150,7 +150,7 @@ jobs:
         python-version: '3.13'
 
     - name: Cache pip
-      uses: actions/cache@v5
+      uses: actions/cache@v6
       with:
         path: ~/Library/Caches/pip
         key: ${{ github.job }}-${{ runner.os }}-pip-${{ hashFiles('pyproject.toml') }}

.github/workflows/ci.yaml

@@ -26,7 +26,7 @@ jobs:
         python-version: '3.13'
 
     - name: Cache pip
-      uses: actions/cache@v5
+      uses: actions/cache@v6
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-pip-${{ hashFiles('pyproject.toml') }}
@@ -74,7 +74,7 @@ jobs:
         python-version: '3.13'
 
     - name: Cache pip
-      uses: actions/cache@v5
+      uses: actions/cache@v6
       with:
         path: ~\AppData\Local\pip\Cache
         key: ${{ runner.os }}-pip-${{ hashFiles('pyproject.toml') }}
@@ -114,7 +114,7 @@ jobs:
         python-version: '3.13'
 
     - name: Cache pip
-      uses: actions/cache@v5
+      uses: actions/cache@v6
       with:
         path: ~/Library/Caches/pip
         key: ${{ runner.os }}-pip-${{ hashFiles('pyproject.toml') }}
@@ -154,7 +154,7 @@ jobs:
         python-version: '3.13'
 
     - name: Cache tox
-      uses: actions/cache@v5
+      uses: actions/cache@v6
       with:
         path: ~/.cache/tox
         key: ${{ runner.os }}-tox-${{ hashFiles('pyproject.toml') }}