Croatia not coloured green in overview map

[stefanb]

Describe the bug

Croatia is not marked as covered on the overview map, even though it was added in openaddresses/openaddresses#7172 and is being covered in https://batch.openaddresses.io/location/862

To Reproduce
Steps to reproduce the behavior:

1. Go to https://batch.openaddresses.io/data
2. Scroll down to Individual Sources map
3. See Croatia in white instead of green

Expected behavior
Croatia should be coloured green on the map

Screenshots
https://batch.openaddresses.io/data

https://batch.openaddresses.io/location/862

Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Additional context
There was a similar problem with Kosovo openaddresses/machine#700 but that was a bit more politically problematic area.

[iandees]

I believe the tiles that make up the map with highlighted regions is heavily cached. It might be that those need to get flushed?

[stefanb]

Cache seems to be very heavy indeed... 😄

[iandees]

Yes – I think it's an indefinite cache and I'm not sure how to clear it. @ingalls any ideas here?