Proj1005: Suppress NuGet issues per package

The NuGet warnings NU1701, NU1702, and NU1703 report issues where the fallback target might not be compatible with the selected <TargetFramework>.

As the raised issues are reported on a specific dependency, it is best to suppress it on that specific dependency only (assuming it is safe to do so).

Non-compliant

<Project Sdk="Microsoft.NET.Sdk">

  <PropertyGroup>
    <TargetFramework>net10.0</TargetFramework>
    <NoWarn>NU1701</NoWarn>
  </PropertyGroup>

  <ItemGroup>
    <PackageReference Include="LegacyPackage" Version="1.0.0" />
  </ItemGroup>

</Project>

Compliant

<Project Sdk="Microsoft.NET.Sdk">

  <PropertyGroup>
    <TargetFramework>net10.0</TargetFramework>
  </PropertyGroup>

  <ItemGroup>
    <PackageReference Include="LegacyPackage" Version="1.0.0" NoWarn="NU1701" />
  </ItemGroup>

</Project>