Add shop=toys to POIs

Visibility something close to:

```
  WHEN shop_val     = 'dry_cleaning'     THEN LEAST(zoom + 4.90, 17)
```

For instance, the LEGO Store in NYC:
- https://www.openstreetmap.org/node/3810578539
- https://vector.mapzen.com/osm/all/18/77194/98533.json
