fix Windows build error (System.Private.Uri)

Author: mgravell

Directory.Packages.props

@@ -29,6 +29,7 @@
     <PackageVersion Include="StyleCop.Analyzers" Version="1.2.0-beta.556" />
     <PackageVersion Include="System.Collections.Immutable" Version="9.0.0" />
     <PackageVersion Include="System.Reflection.Metadata" Version="9.0.0" />
+    <PackageVersion Include="System.Private.Uri" Version="4.3.2" />
 
     <!-- For binding redirect testing, main package gets this transitively -->
     <PackageVersion Include="System.IO.Pipelines" Version="9.0.0" />

tests/StackExchange.Redis.Tests/StackExchange.Redis.Tests.csproj

@@ -32,6 +32,7 @@
     <PackageReference Include="xunit.runner.visualstudio" PrivateAssets="all" />
     <PackageReference Include="System.IO.Compression" />
     <PackageReference Include="System.IO.Pipelines" />
+    <PackageReference Include="System.Private.Uri" />
     <ProjectReference Include="..\..\eng\StackExchange.Redis.Build\StackExchange.Redis.Build.csproj" OutputItemType="Analyzer" ReferenceOutputAssembly="false" />
   </ItemGroup>
 </Project>