ci: use node 18 for publish enviornment

Signed-off-by: Akshat Patel <akshat@live.ca>

Author: Akshat55

.github/workflows/publish.yml

@@ -27,11 +27,11 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v3
 
-      # Set up node to use v16
+      # Set up node to use v18
       - name: Setup Node
         uses: actions/setup-node@v3
         with:
-          node-version: "16"
+          node-version: "18"
           cache: "npm"
           cache-dependency-path: "package-lock.json"