Update node to v22 LTS

Author: prushforth

.github/workflows/ci-testing.yml

@@ -12,7 +12,7 @@ jobs:
     - name: Use Node.js
       uses: actions/setup-node@v4
       with:
-        node-version: latest
+        node-version: 22
     - run: sudo apt-get install xvfb
     - run: npm install
     - run: npx playwright install  --with-deps