Package updates (#220)

## Rationale
Rehydrate package-lock to get updated dependencies for dependabot
alerts.
Also, fix a JS error with the queryModel test page (needs to wrap page
content with NotificationsContextProvider)

## Related Pull Requests
- <!-- list of links to related pull requests (replace this comment) -->

## Changes
- rehydrate package-lock.json
- Fix JS error in QueryModelExample.tsx - wrap content in
NotificationsContextProvider for grid panel chart component

Author: cnathe