Update top-level `package-lock.json`
Update top-level `package-lock.json`

Whenever `src/package-lock.json` is updated, the top-level
`package-lock.json` must also be updated.

ether/etherpad-lite,storytouch/etherpad-lite,storytouch/etherpad-lite,ether/etherpad-lite,storytouch/etherpad-lite,ether/etherpad-lite