Update node version

Author: mitchell-elholm

.github/workflows/javascript-postgresjs-integ-tests.yml

@@ -37,7 +37,7 @@ jobs:
       - name: Set up Node
         uses: actions/setup-node@v4
         with:
-          node-version: '18.x'
+          node-version: '22.x'
 
       - name: Configure AWS Credentials
         uses: aws-actions/configure-aws-credentials@v4