ci(github): 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/release.yml

@@ -31,7 +31,7 @@ jobs:
         id: get_version
         run: echo ::set-output name=version::$(npm pkg get version | sed 's/"//g')
       - name: Create pull request
-        uses: peter-evans/create-pull-request@v6
+        uses: peter-evans/create-pull-request@v7
         with:
           branch: ci-release-v${{ steps.get_version.outputs.version }}
           # https://docs.github.com/en/actions/managing-workflow-runs/skipping-workflow-runs