MIcrosoft.Build.Runtime missing some package deps

[mmitche]

Missing one package dep in net9.0 build. May be non-issue

<AssetMapping Id="Microsoft.Build.Runtime" Type="Package">
      <DiffFile>D:\a\_work\1\a\vmr-assets\PackageArtifacts\Microsoft.Build.Runtime.17.15.0-preview-25176-115.nupkg</DiffFile>
      <BaseFile>D:\a\_work\1\a\base-assets\msbuild\shipping\packages\Microsoft.Build.Runtime.17.15.0-preview-25170-04.nupkg</BaseFile>
      <EvaluationErrors />
      <Issues>
        <Issue Type="PackageDependencies" Description="Package dependencies differ in TFM 'net9.0'. Missing from diff: System.Collections.Immutable; Extra in diff: ." />
      </Issues>
    </AssetMapping>

[ViktorHofer]

This is probably related to msbuild now getting built with a .NET 10 SDK which has package pruning enabled. Probably the same as #4979

[ViktorHofer]

Closing as an expected difference (NuGet package pruning).