This PR reverts the change added in #1031. Multi-valued headers are supported partially, as they must be specified using the array syntax. The open issues have connected and reproduced upstream issues now, but I think we should release this sooner rather than later.
windows runners are hanging I believe on the v4 plugin provider verification. they aren't cancelling down, so locking up the orgs runners, so have cancelled the builds for now 👍🏾
This PR reverts the change added in #1031. Multi-valued headers are supported partially, as they must be specified using the array syntax. The open issues have connected and reproduced upstream issues now, but I think we should release this sooner rather than later.