Bump actions/github-script from 7 to 8

Bumps [actions/github-script](https://github.com/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/github-script
  dependency-version: '8'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/cookbook_pr_trigger.yaml

@@ -12,7 +12,7 @@ jobs:
     steps:
       - name: Dispatch preproc
         if: ${{ github.event.issue.pull_request }}
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             const owner = context.repo.owner

.github/workflows/cookbook_preproc.yaml

@@ -60,7 +60,7 @@ jobs:
       - name: Create check
         if: github.event_name == 'workflow_dispatch' && inputs.pr_number != ''
         id: create-check
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             const created_run = await github.request(
@@ -196,7 +196,7 @@ jobs:
 
       - name: Update check
         if: always() && github.event_name == 'workflow_dispatch' && inputs.pr_number != ''
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             await github.request(