also do pnpm install in exmples directory

Author: emilefokkemanavara

.github/workflows/node.js.yml

@@ -25,6 +25,8 @@ jobs:
         with:
           version: 9
       - run: pnpm install
+      - run: pnpm install
+        working-directory: examples
       - run: pnpm run build
       - run: pnpm run lint
       - run: pnpm run test