revert node version change

Author: laurit

.github/workflows/build-common.yml

@@ -287,7 +287,7 @@ jobs:
       - name: Set up Node
         uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
         with:
-          node-version: 22
+          node-version: 16
 
       # vaadin tests use pnpm
       - name: Cache pnpm modules