updated publish package workflow to use node 18

Signed-off-by: Scott Westover <scottwestover2006@gmail.com>

Author: scottwestover

.github/workflows/publish-package.yml

@@ -18,10 +18,10 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - name: Setup Node.js 16
+      - name: Setup Node.js 18
         uses: actions/setup-node@v3
         with:
-          node-version: "16.x"
+          node-version: "18.x"
           cache: 'npm'
 
       - name: install project dependencies