[actions] re-add finishers

Author: ljharb

.github/workflows/node-aught.yml

@@ -9,3 +9,10 @@ jobs:
       range: '< 10'
       type: minors
       command: npm run tests-only
+
+  node:
+    name: 'node < 10'
+    needs: [tests]
+    runs-on: ubuntu-latest
+    steps:
+      - run: true