Update ci.yml

Author: evildevill

.github/workflows/ci.yml

@@ -8,6 +8,8 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
+    - name: Set up Node.js 20
+      uses: actions/setup-node@v2
       with:
         node-version: '20'
     - name: Set up Python