build(deps): bump actions/github-script from 4 to 8

Bumps [actions/github-script](https://github.com/actions/github-script) from 4 to 8.
- [Release notes](https://github.com/actions/github-script/releases)
- [Commits](actions/github-script@v4...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] <support@github.com>

Author: dependabot[bot]

.github/workflows/go.yml

@@ -34,7 +34,7 @@ jobs:
           cat coverage.txt >> $GITHUB_ENV
           echo "EOF" >> $GITHUB_ENV
 
-      - uses: actions/github-script@v4
+      - uses: actions/github-script@v8
         if: github.event_name == 'pull_request'
         continue-on-error: true
         env:
@@ -90,7 +90,7 @@ jobs:
           cat benchmark.txt >> $GITHUB_ENV
           echo "EOF" >> $GITHUB_ENV
 
-      - uses: actions/github-script@v4
+      - uses: actions/github-script@v8
         if: github.event_name == 'pull_request'
         continue-on-error: true
         env: