fix: remove Docker container from CI, use setup-node instead

Eliminates Docker Hub rate limit by replacing container: node:22 with setup-node@v4.
Also fixes release workflow branch creation order.

Closes privilegedescalation/.github#14

Co-Authored-By: Paperclip <noreply@paperclip.ing>

.github/workflows/plugin-release.yaml

@@ -133,10 +133,10 @@ jobs:
         run: |
           VERSION="${{ inputs.version }}"
           BRANCH="release/v${VERSION}"
+          git checkout -b "$BRANCH"
           git add package.json package-lock.json artifacthub-pkg.yml
           git commit -m "release: v${VERSION}"
           git tag "v${VERSION}"
-          git checkout -b "$BRANCH"
           git push origin "$BRANCH" --tags
 
       - name: Install GitHub CLI