fix version mismatch nodejs with node-sass

Author: onuryartasi

.github/workflows/checks.yaml

@@ -12,7 +12,7 @@ jobs:
 
       - uses: actions/setup-node@v2
         with:
-          node-version: '14'
+          node-version: '13'
 
       - name: Setup yarn
         run: npm install -g yarn