Bump actions/github-script from 6 to 7 (deephaven#4861)

Bumps [actions/github-script](https://github.com/actions/github-script) from 6 to 7.
- [Release notes](https://github.com/actions/github-script/releases)
- [Commits](actions/github-script@v6...v7)

---
updated-dependencies:
- dependency-name: actions/github-script
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/create-docs-issues.yml

@@ -17,7 +17,7 @@ jobs:
 
       - name: Create Issues
         id: create-issues
-        uses: actions/github-script@v6
+        uses: actions/github-script@v7
         with:
           github-token: ${{ secrets.DOCS_ISSUES_PAT }}
           script: |

.github/workflows/publish-check-ci.yml

@@ -18,7 +18,7 @@ jobs:
       # Unfortunately, the official actions/download-artifact action is very limited in scope.
       # Can't use it yet in this context, https://github.com/actions/download-artifact/issues/60
       - name: Download artifact
-        uses: actions/github-script@v6
+        uses: actions/github-script@v7
         with:
           script: |
             var artifacts = await github.rest.actions.listWorkflowRunArtifacts({