update workflows

Author: kolirt

.github/workflows/deploy-demo.yml

@@ -27,7 +27,7 @@ jobs:
       - name: 🟢 Node
         uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 20
           registry-url: 'https://registry.npmjs.org'
       - name: 🕵 Yarn install
         uses: borales/actions-yarn@v4

.github/workflows/publish-to-npm.yml

@@ -17,7 +17,7 @@ jobs:
       - name: 🟢 Node
         uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 20
           registry-url: 'https://registry.npmjs.org'
       - name: 🕵 Yarn install
         uses: borales/actions-yarn@v4