Update dependency Microsoft.NET.Test.Sdk to v17.6.3

Author: renovate[bot]

Tests/Directory.Build.props

@@ -7,7 +7,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="JunitXml.TestLogger" Version="3.0.134" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.3" />
     <PackageReference Include="Moq" Version="4.18.4" />
     <PackageReference Include="xunit" Version="2.5.0" />
     <PackageReference Include="xunit.runner.visualstudio" PrivateAssets="All" Version="2.4.5">