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] <support@github.com>

Author: dependabot[bot]

.github/workflows/release-build.yml

@@ -54,7 +54,7 @@ jobs:
           sed -i "s|download\/.*\/swift-package-list|download\/$TAG\/swift-package-list|g" Formula/swift-package-list.rb
           sed -i "s|sha256 \".*\"|sha256 \"$SHA256\"|g" Formula/swift-package-list.rb
       - name: Create Pull Request
-        uses: peter-evans/create-pull-request@v7
+        uses: peter-evans/create-pull-request@v8
         with:
           token: ${{ secrets.HOMEBREW_TAP_TOKEN }}
           branch: swift-package-list/${{ env.TAG }}