chore(deps): 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/prepare-release.yml

@@ -48,7 +48,7 @@ jobs:
           test -s /tmp/release-notes.md
 
       - name: Create release PR
-        uses: peter-evans/create-pull-request@v7
+        uses: peter-evans/create-pull-request@v8
         with:
           branch: release/create-awesome-python-app-${{ github.event.inputs.version }}
           title: "chore(release): prepare ${{ github.event.inputs.version }}"