Bump System.Reflection.TypeExtensions from 4.5.1 to 4.6.0
Bump System.Reflection.TypeExtensions from 4.5.1 to 4.6.0

Bumps [System.Reflection.TypeExtensions](https://github.com/dotnet/corefx) from 4.5.1 to 4.6.0.
- [Release notes](https://github.com/dotnet/corefx/releases)
- [Commits](https://github.com/dotnet/corefx/commits)

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