Bump peter-evans/create-pull-request from 6 to 7

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]>

.github/workflows/code-style.yml

@@ -66,7 +66,7 @@ jobs:
                     composer normalize
 
             -   name: Create a Pull Request
-                uses: peter-evans/create-pull-request@v6
+                uses: peter-evans/create-pull-request@v7
                 with:
                     branch: code-style
                     branch-suffix: random