fix: checkout before commit

Author: rrrodzilla

.github/workflows/changelog.yml

@@ -27,6 +27,7 @@ jobs:
         run: |
           git config user.name "github-actions[bot]"
           git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git checkout main
           git add './CHANGELOG.md'
           git commit -m "chore(docs): update CHANGELOG for latest tag"
-          git push origin HEAD:main
+          git push origin main