fix: update Paket.Restore.targets

fix(workflows): publish FSharp.Control.Reactive.Testing

Also embed README in packages

fix: ensure correct version on packaged assemblies

No upward bounds on FSharp.Core

Update release notes and copyright

Add release notes for .NET 6 upgrade

Downgrade FSharp.Core in paket.lock, update release notes

Update release notes, fix typo

Mark release date

Set correct CLI version for builds