build(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](https://github.com/peter-evans/create-pull-request/compare/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>

.github/workflows/adjust-maintainers.yml

@@ -94,7 +94,7 @@ jobs:
 
       - name: Create Pull Request
         id: cpr
-        uses: peter-evans/create-pull-request@v7
+        uses: peter-evans/create-pull-request@v8
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           commit-message: '`Automatic` board configs status synchronise'

.github/workflows/rewrite-kernel-configs.yml

@@ -282,7 +282,7 @@ jobs:
 
       - name: Open / Update PR
         if: env.NO_CHANGES != 'true'
-        uses: peter-evans/create-pull-request@v7
+        uses: peter-evans/create-pull-request@v8
         with:
           add-paths: |
             config/kernel/*

.github/workflows/update-tools.yml

@@ -89,7 +89,7 @@ jobs:
           sed -i "s/${{ matrix.tool.VERSION_VAR}}=\${${{ matrix.tool.VERSION_VAR}}:-[0-9.]*}/${{ matrix.tool.VERSION_VAR}}=\${${{ matrix.tool.VERSION_VAR}}:-$version_latest}/g" ${{ matrix.tool.VAR_FILE }}
 
       - name: Create Pull Request to update ${{ matrix.tool.VERSION_VAR}} for ${{ matrix.tool.PROJECT_NAME }}
-        uses: peter-evans/create-pull-request@v7
+        uses: peter-evans/create-pull-request@v8
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           commit-message: "tools: Bump `${{ matrix.tool.VERSION_VAR}}` from ${{ steps.get-version-current.outputs.version_current }} to ${{ steps.get-version-latest.outputs.version_latest }}"