ci: bump the github-actions group with 4 updates

Bumps the github-actions group with 4 updates: [actions/checkout](https://github.com/actions/checkout), [actions/setup-python](https://github.com/actions/setup-python), [actions/upload-artifact](https://github.com/actions/upload-artifact) and [actions/github-script](https://github.com/actions/github-script).


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 `actions/upload-artifact` from 4 to 6
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4...v6)

Updates `actions/github-script` from 7 to 8
- [Release notes](https://github.com/actions/github-script/releases)
- [Commits](actions/github-script@v7...v8)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: actions/setup-python
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: actions/upload-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: actions/github-script
  dependency-version: '8'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/auto-release.yml

@@ -9,11 +9,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Set up Python
-        uses: actions/setup-python@v5.1.1
+        uses: actions/setup-python@v6
         with:
           python-version: '3.x'
       - name: Install dependencies
@@ -27,10 +27,10 @@ jobs:
     needs: ci-tests
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
-      - uses: actions/setup-python@v5.1.1
+      - uses: actions/setup-python@v6
         with:
           python-version: '3.x'
       - name: Install dependencies

.github/workflows/ci.yml

@@ -17,12 +17,12 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
       - 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"
@@ -42,7 +42,7 @@ jobs:
 
       - name: Upload coverage report
         if: matrix.python-version == '3.11'
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         with:
           name: coverage-report
           path: .coverage
@@ -55,12 +55,12 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "3.11"
           cache: "pip"

.github/workflows/dependabot-automerge.yml

@@ -29,7 +29,7 @@ jobs:
     steps:
       - name: Get PR number
         id: pr
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             const { data: pullRequests } = await github.rest.pulls.list({

.github/workflows/dependabot-notifications.yml

@@ -26,7 +26,7 @@ jobs:
     steps:
       - name: Get PR information
         id: pr-info
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             const { data: pullRequests } = await github.rest.pulls.list({
@@ -89,7 +89,7 @@ jobs:
     steps:
       - name: Get PR information
         id: pr-info
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             const { data: pullRequests } = await github.rest.pulls.list({