MSTest 3.4.3 (#1248)

Author: SimonCropp

src/Directory.Packages.props

@@ -19,8 +19,8 @@
     <PackageVersion Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.4" />
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp" Version="4.10.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
-    <PackageVersion Include="MSTest" Version="3.4.3" />
-    <PackageVersion Include="MSTest.TestFramework" Version="3.4.3" />
+    <PackageVersion Include="MSTest" Version="3.5.0" />
+    <PackageVersion Include="MSTest.TestFramework" Version="3.5.0" />
     <PackageVersion Include="NUnit" Version="4.1.0" />
     <PackageVersion Include="Polyfill" Version="5.6.0" />
     <PackageVersion Include="ProjectDefaults" Version="1.0.131" />