fix

Author: shirok

.github/workflows/build-tarball.yml

@@ -15,6 +15,7 @@ jobs:
         ./get-gauche.sh --prefix /usr --destdir package --version latest --force
         (cd package; tar czvf ../gauche-binary-ubuntu-latest.tar.gz .)
     - name: "Get upload url"
+      run: |
         upload_url=$(curl -sL https://api.github.com/repos/actions/checkout/releases/latest | jq -r '.upload_url')
         echo UPLOAD_URL=$upload_url >> $GITHUB_ENV
     - uses: actions/upload-release-asset@v1