migrate to buildhub2

[willkg]

OneSignal-Website-SDK uses Buildhub:

OneSignal-Website-SDK/build/scripts/FIREFOX_ESR_SCRIPT.sh

Line 26 in cece550

}' | curl https://buildhub.prod.mozaws.net/v1/buckets/build-hub/collections/releases/search --data @- | jq -r '.aggregations.buildid.buckets[].key' | sort -u

Buildhub is deprecated and will be decommissioned in July. See mozilla-services/buildhub#532 for details.

There are API docs here:

https://buildhub2.readthedocs.io/en/latest/user.html

This issue covers migrating to Buildhub2.

[rgomezp]

Thanks @willkg ,
We have made a note to do this. Please let us know as soon as you know the exact schedule.