Bump MSTest.TestFramework from 2.1.1 to 2.1.2

Bumps [MSTest.TestFramework](https://github.com/microsoft/testfx) from 2.1.1 to 2.1.2.
- [Release notes](https://github.com/microsoft/testfx/releases)
- [Commits](microsoft/testfx@v2.1.1...v2.1.2)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

src/Verify.MSTest.Tests/Verify.MSTest.Tests.csproj

@@ -11,7 +11,7 @@
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.6.1" />
     <PackageReference Include="MSTest.TestAdapter" Version="2.1.2" />
-    <PackageReference Include="MSTest.TestFramework" Version="2.1.1" />
+    <PackageReference Include="MSTest.TestFramework" Version="2.1.2" />
     <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
     <PackageReference Include="ProjectDefaults" Version="1.0.43" PrivateAssets="All" />
     <ProjectReference Include="..\TargetLibrary\TargetLibrary.csproj" />

src/Verify.MSTest/Verify.MSTest.csproj

@@ -15,7 +15,7 @@
     <PackageReference Include="ModuleInit.Fody" Version="2.1.0" PrivateAssets="All" />
     <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
     <PackageReference Include="ProjectDefaults" Version="1.0.43" PrivateAssets="All" />
-    <PackageReference Include="MSTest.TestFramework" Version="2.1.1" />
+    <PackageReference Include="MSTest.TestFramework" Version="2.1.2" />
     <PackageReference Include="Nullable" Version="1.2.1" PrivateAssets="All" />
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" Condition="$(Configuration) == 'Release'" />
     <ProjectReference Include="..\Verify\Verify.csproj" PrivateAssets="None" />