Update other test dependencies

Author: AArnott

test/Nerdbank.GitVersioning.Tests/Nerdbank.GitVersioning.Tests.csproj

@@ -39,14 +39,14 @@
     <PackageReference Include="Microsoft.Build" Version="$(MSBuildPackageVersion)" ExcludeAssets="runtime" />
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.3.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.3.2" />
-    <PackageReference Include="Moq" Version="4.18.1" />
+    <PackageReference Include="Moq" Version="4.18.2" />
     <PackageReference Include="Nerdbank.GitVersioning.LKG" Version="3.4.173-alpha" />
     <PackageReference Include="Newtonsoft.Json.Schema" Version="3.0.14" />
     <PackageReference Include="System.Memory" Version="4.5.5" />
     <PackageReference Include="System.Threading.Tasks.Dataflow" Version="6.0.0" />
-    <PackageReference Include="Xunit.Combinatorial" Version="1.4.1" />
+    <PackageReference Include="Xunit.Combinatorial" Version="1.5.25" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5" />
-    <PackageReference Include="Xunit.SkippableFact" Version="1.3.12" />
+    <PackageReference Include="Xunit.SkippableFact" Version="1.4.13" />
     <PackageReference Include="xunit" Version="2.4.2" />
   </ItemGroup>
 </Project>