Update cache_domains.json

[fRANkYB4]

What CDN does this PR relate to

Does this require running via sniproxy

Capture method

Testing Scenario

Testing Configuration

<!-- Paste either your docker run command from the DNS container OR explain how you have setup DNS zone files etc to test this issue -->

Sniproxy output

Please paste the output from docker logs <sniproxy container name/id> | sed 's/.*\:443 \[//;s/\].*//' | sort | uniq -c below

<!-- If you are running sniproxy paste the output to the following command
docker logs <sniproxy container name/id> | sed 's/.*\:443 \[//;s/\].*//' | sort | uniq -c
-->

[unspec]

Hi,

This PR doesn't include the actual drivers.txt file or any detail of what sort of drivers etc you would try and cache in it, so it doesn't appear ready for merging at this time.