Build(deps): Bump the actions group with 4 updates (#942)

Bumps the actions group with 4 updates: [actions/checkout](https://github.com/actions/checkout), [actions/setup-python](https://github.com/actions/setup-python), [codecov/codecov-action](https://github.com/codecov/codecov-action) and [treosh/lighthouse-ci-action](https://github.com/treosh/lighthouse-ci-action).


Updates `actions/checkout` from 4 to 6
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4...v6)

Updates `actions/setup-python` from 5 to 6
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v5...v6)

Updates `codecov/codecov-action` from 5.4.0 to 6.0.0
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v5.4.0...v6.0.0)

Updates `treosh/lighthouse-ci-action` from 12.1.0 to 12.6.2
- [Release notes](https://github.com/treosh/lighthouse-ci-action/releases)
- [Commits](treosh/lighthouse-ci-action@12.1.0...12.6.2)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: actions/setup-python
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: codecov/codecov-action
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: treosh/lighthouse-ci-action
  dependency-version: 12.6.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
...

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/publish.yml

@@ -15,9 +15,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Set up Python 3.11
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: 3.11
 

.github/workflows/tests.yml

@@ -18,8 +18,8 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
-    - uses: actions/setup-python@v5
+    - uses: actions/checkout@v6
+    - uses: actions/setup-python@v6
       with:
         python-version: 3.11
     - uses: pre-commit/action@v3.0.1
@@ -44,9 +44,9 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: ${{ matrix.python-version }}
         cache: "pip"
@@ -65,7 +65,7 @@ jobs:
     # Disabled for now with false &&
     - name: Upload to Codecov
       if: false && matrix.os == 'ubuntu-latest' && matrix.python-version == '3.11' && matrix.sphinx == '~=8.0' && github.repository == 'executablebooks/sphinx-book-theme' && github.event_name == 'pull_request'
-      uses: codecov/codecov-action@v5.4.0
+      uses: codecov/codecov-action@v6.0.0
       with:
         name: ebp-sbt-pytests-py3.11
         flags: pytests
@@ -77,9 +77,9 @@ jobs:
     runs-on: ubuntu-latest
     name: Build and Audit Documentation
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Set up Python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: '3.13'
         cache: "pip"
@@ -115,7 +115,7 @@ jobs:
         assert len(unexpected) == 0, unexpected
 
     - name: Audit with Lighthouse
-      uses: treosh/lighthouse-ci-action@12.1.0
+      uses: treosh/lighthouse-ci-action@12.6.2
       with:
         configPath: ".github/workflows/lighthouserc.json"
         temporaryPublicStorage: true