[RN][CI] Fix validate-dotslash-artifacts jobs

Author: cipolleschi

.github/workflows/validate-dotslash-artifacts.yml

@@ -34,6 +34,8 @@ jobs:
         with:
           fetch-depth: 0
           fetch-tags: true
+      - name: Setup node.js
+        uses: ./.github/actions/setup-node
       - name: Install dependencies
         uses: ./.github/actions/yarn-install
       - name: Configure Git