Updated test packages.

Author: RyanLamansky

WebAssembly.Tests/WebAssembly.Tests.csproj

@@ -21,9 +21,9 @@
 
   <ItemGroup>
     <PackageReference Include="JsonSubTypes" Version="1.7.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.5.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="2.1.1" />
-    <PackageReference Include="MSTest.TestFramework" Version="2.1.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.6.1" />
+    <PackageReference Include="MSTest.TestAdapter" Version="2.1.2" />
+    <PackageReference Include="MSTest.TestFramework" Version="2.1.2" />
     <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
     <PackageReference Include="System.Reflection" Version="4.3.0" />
   </ItemGroup>