Bump the actions group across 1 directory with 3 updates

Bumps the actions group with 3 updates in the / directory: [actions/setup-python](https://github.com/actions/setup-python), [CodSpeedHQ/action](https://github.com/codspeedhq/action) and [actions/github-script](https://github.com/actions/github-script).


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

Updates `CodSpeedHQ/action` from 3.8.1 to 4.0.0
- [Release notes](https://github.com/codspeedhq/action/releases)
- [Changelog](https://github.com/CodSpeedHQ/action/blob/main/CHANGELOG.md)
- [Commits](CodSpeedHQ/action@v3.8.1...v4.0.0)

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/setup-python
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: CodSpeedHQ/action
  dependency-version: 4.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: actions/github-script
  dependency-version: '8'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
...

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

Author: dependabot[bot]

.github/workflows/CI.yml

@@ -57,7 +57,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version-file: ".python-version"
       - uses: astral-sh/setup-uv@v6
@@ -68,7 +68,7 @@ jobs:
       - run: |
           export UV_PROJECT_ENVIRONMENT="${pythonLocation}"
           uv sync --extra test --locked
-      - uses: CodSpeedHQ/action@v4.0.1
+      - uses: CodSpeedHQ/action@v4.1.0
         with:
           token: ${{ secrets.CODSPEED_TOKEN }}
           # allow updating snapshots due to indeterministic benchmarks

.github/workflows/update-changelog.yml

@@ -17,7 +17,7 @@ jobs:
     steps:
       - name: Get PR details
         id: pr-details
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             const { data: pullRequest } = await github.rest.pulls.get({
@@ -37,7 +37,7 @@ jobs:
           token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.12'