Updated node version to 20

.github/workflows/deploy.yml

@@ -13,7 +13,7 @@ jobs:
 
       - uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 20
           cache: 'yarn'
 
       - name: Build theme with node

.github/workflows/test.yml

@@ -11,7 +11,7 @@ jobs:
 
       - uses: actions/setup-node@v3
         with:
-          node-version: 18
+          node-version: 20
           cache: 'yarn'
 
       - uses: actions/checkout@v3