Merged PR 497: Bump Microsoft.NET.Test.Sdk from 16.7.1 to 16.8.3

Bumps [Microsoft.NET.Test.Sdk](https://github.com/microsoft/vstest) from 16.7.1 to 16.8.3.

#Release notes

*Sourced from [Microsoft.NET.Test.Sdk's releases](https://github.com/microsoft/vstest/releases).*

> ## v16.8.3
> See the release notes [here](https://github.com/microsoft/vstest-docs/blob/master/docs/releases.md#1683).
>
> ## v16.8.0
> See the release notes [here](https://github.com/microsoft/vstest-docs/blob/master/docs/releases.md#1680).
>
> ## v16.8.0-preview-20200921-01
> See the release notes [here](https://github.com/microsoft/vstest-docs/blob/master/docs/releases.md#1680-preview-20200921-01).
>
> ## v16.8.0-preview-20200812-03
> See the release notes [here](https://github.com/microsoft/vstest-docs/blob/master/docs/releases.md#1680-preview-20200812-03).
>
> ## v16.8.0-preview-20200806-02
> See the release notes [here](https://github.com/microsoft/vstest-docs/blob/master/docs/releases.md#1680-preview-20200806-02).

#Commits

- [`212656d`](microsoft/vstest@212656d) Set TestPlatform version as v16.8.3 ([#2662](microsoft/vstest#2662))
- [`238a218`](microsoft/vstest@238a218) Fixed PackageReferences on ObjectModel nupkg ([#2660](microsoft/vstest#2660))
- [`6e11010`](microsoft/vstest@6e11010) [16.8] Fix collect dump always ([#2641](microsoft/vstest#2641))
- [`b074e2c`](microsoft/vstest@b074e2c) Assembly load fixes ([#2644](microsoft/vstest#2644))
- [`d6875ce`](microsoft/vstest@d6875ce) Cherry-picked signing fixes from `master` ([#2619](microsoft/vstest#2619))
- [`b195e25`](microsoft/vstest@b195e25) Signing instructions for Newtonsoft.Json.dll added ([#2601](microsoft/vstest#2601)) ([#2603](microsoft/vstest#2603))
- [`0b1e2e5`](microsoft/vstest@0b1e2e5) Fix the initial assets location of VSTest assets ([#2589](microsoft/vstest#2589))
- [`2e615ad`](microsoft/vstest@2e615ad) Generate release notes in pipeline
- [`2418d9e`](microsoft/vstest@2418d9e) Forward merge fixes from master to rc2 ([#2581](microsoft/vstest#2581))
- [`70a599d`](microsoft/vstest@70a599d) Fix blame parameter, warning, and add all testhosts to be ngend ([#2579](microsoft/vstest#2579))
- Additional commits viewable in [compare view](http...

src/Falu.Tests/Falu.Tests.csproj

@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.7.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.8.3" />
     <PackageReference Include="Moq" Version="4.15.2" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.analyzers" Version="0.10.0" />