Update node version to 22

Author: sunil-lakshman

.github/workflows/npm-publish.yml

@@ -13,7 +13,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
-          node-version: '20.x'
+          node-version: '22.x'
           registry-url: 'https://registry.npmjs.org'
       - run: npm ci
       - run: npm publish
@@ -25,7 +25,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
-          node-version: '20.x'
+          node-version: '22.x'
           registry-url: 'https://npm.pkg.github.com'
           scope: '@contentstack'
       - run: npm ci