build(deps): bump Microsoft.Reactive.Testing from 4.3.2 to 4.4.1 (#570)
build(deps): bump Microsoft.Reactive.Testing from 4.3.2 to 4.4.1 (#570)

Bumps [Microsoft.Reactive.Testing](https://github.com/dotnet/reactive) from 4.3.2 to 4.4.1.
- [Release notes](https://github.com/dotnet/reactive/releases)
- [Commits](https://github.com/dotnet/reactive/compare/rxnet-v4.3.2...rxnet-v4.4.1)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>

Co-authored-by: dependabot-preview[bot] <6a4c1c4838f800d1998274cd5234e1f65c55e90c@users.noreply.github.com>
akavache/Akavache,bbqchickenrobot/Akavache