Bump peter-evans/create-pull-request from 7 to 8

Bumps [peter-evans/create-pull-request](https://github.com/peter-evans/create-pull-request) from 7 to 8.
- [Release notes](https://github.com/peter-evans/create-pull-request/releases)
- [Commits](peter-evans/create-pull-request@v7...v8)

---
updated-dependencies:
- dependency-name: peter-evans/create-pull-request
  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/poll-starter.yml

@@ -83,7 +83,7 @@ jobs:
 
       - name: Create Pull Request
         if: ${{ steps.update-workflows.outputs.changes == 'true' }}
-        uses: peter-evans/create-pull-request@v7
+        uses: peter-evans/create-pull-request@v8
         with:
           commit-message: update starter workflows
           title: Automated Update Starter Workflows