Add missing cd

.github/workflows/main.yml

@@ -224,6 +224,7 @@ jobs:
           ls -R aggregated-sizes
           mkdir -p radiolib-ci/l0
           cp aggregated-sizes/*/size_*.csv radiolib-ci/l0/.
+          cd radiolib-ci
           git add .
           git commit -m "Push artifacts from $GITHUB_REPOSITORY ${{ steps.short-hash.outputs.short_sha }}"
           git push origin main