Use node 20

.github/workflows/test.yml

@@ -6,6 +6,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
+      
+    - uses: actions/setup-node@v3
+      with:
+        node-version: 20
 
     - name: "yarn install"
       run: yarn install