build(deps): Bump peter-evans/create-pull-request

Bumps the dependencies group in /.github/workflows with 1 update: [peter-evans/create-pull-request](https://github.com/peter-evans/create-pull-request).


Updates `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
  dependency-group: dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/composer-root-version.yaml

@@ -132,7 +132,7 @@ jobs:
 
             -   name: Create Pull Request
                 if: env.composer_root_version_changed == 'true'
-                uses: peter-evans/create-pull-request@v6
+                uses: peter-evans/create-pull-request@v7
                 with:
                     token: ${{ secrets.GITHUB_TOKEN }}
                     branch-suffix: random