Bump peter-evans/create-pull-request from v2 to v3.8.0 (yeoman#267)

Bumps [peter-evans/create-pull-request](https://github.com/peter-evans/create-pull-request) from v2 to v3.8.0.
- [Release notes](https://github.com/peter-evans/create-pull-request/releases)
- [Commits](peter-evans/create-pull-request@v2...5e9d0ee)

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

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

Author: dependabot[bot]

.github/workflows/gh_pages.yml

@@ -42,7 +42,7 @@ jobs:
       - name: Create Pull Request
         if: always()
         id: cpr
-        uses: peter-evans/create-pull-request@v2
+        uses: peter-evans/create-pull-request@v3.8.0
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           commit-message: 'Update api for ${{github.event.release.name}}'