Instead, use the runtime's normal detection logic to decide what to do.
Backport of https://github.com/dotnet/runtime/pull/58641 to release/6.0.
See: https://github.com/dotnet/source-build/issues/2408
<InnerBuildArgs>$(InnerBuildArgs) --verbosity $(LogVerbosity)</InnerBuildArgs>
<InnerBuildArgs>$(InnerBuildArgs) --nodereuse false</InnerBuildArgs>
<InnerBuildArgs>$(InnerBuildArgs) --warnAsError false</InnerBuildArgs>
- <InnerBuildArgs>$(InnerBuildArgs) --cmakeargs -DCLR_CMAKE_USE_SYSTEM_LIBUNWIND=TRUE</InnerBuildArgs>
<InnerBuildArgs>$(InnerBuildArgs) /p:MicrosoftNetFrameworkReferenceAssembliesVersion=1.0.0</InnerBuildArgs>
<InnerBuildArgs>$(InnerBuildArgs) /p:PackageRid=$(TargetRid)</InnerBuildArgs>
<InnerBuildArgs>$(InnerBuildArgs) /p:NoPgoOptimize=true</InnerBuildArgs>