Add `WinRT.Interop.dll` public API spec#2002

Open

Sergio0694 wants to merge 2 commits intofhl/cswinrt-3.0from

user/sergiopedri/winrt-interop-dll-spec

Commits on May 30, 2025

Create winrt-interop-dll-spec.md
Sergio0694
committed

Commits on Jun 1, 2025

Fix formatting
Sergio0694
committed