Add DotNetAddReference alias for dotnet add reference command

[Marusyk]

dotnet add reference - Adds project-to-project (P2P) references.

The dotnet add reference command provides a convenient option to add project references to a project.

Docs: https://learn.microsoft.com/en-us/dotnet/core/tools/dotnet-add-reference

[Marusyk]

is this still relevant because the PR has been open since the last year? shall we continue?