Bump peter-evans/create-pull-request from 6 to 7 (#424)

Bumps [peter-evans/create-pull-request](https://github.com/peter-evans/create-pull-request) from 6 to 7.
- [Release notes](https://github.com/peter-evans/create-pull-request/releases)
- [Commits](peter-evans/create-pull-request@v6...v7)

---
updated-dependencies:
- dependency-name: peter-evans/create-pull-request
  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/codeformat-pr.yml

@@ -27,7 +27,7 @@ jobs:
       - name: Install JuliaFormatter and format
         run: julia -e 'import Pkg; Pkg.add("JuliaFormatter"); using JuliaFormatter; format(["docs", "gen", "src", "test", "util"])'
       - name: Create Pull Request
-        uses: peter-evans/create-pull-request@v6
+        uses: peter-evans/create-pull-request@v7
         with:
           token: ${{ secrets.DOCUMENTER_KEY }}
           commit-message: Format files using JuliaFormatter