chore: Bump Microsoft.NET.Test.Sdk from 16.4.0 to 16.8.3

[dependabot-preview[bot]]

Bumps Microsoft.NET.Test.Sdk from 16.4.0 to 16.8.3.

Release notes

Sourced from Microsoft.NET.Test.Sdk's releases.

v16.8.3

See the release notes here.

v16.8.0

See the release notes here.

v16.8.0-preview-20200921-01

See the release notes here.

v16.8.0-preview-20200812-03

See the release notes here.

v16.8.0-preview-20200806-02

See the release notes here.

v16.7.1

See the release notes here

v16.7.0

See the release notes here.

v16.7.0-preview-20200519-01

See the release notes here.

v16.7.0-preview-20200428-01

See the release notes here.

v16.6.1

See the release notes here.

v16.6.0

✔ 16.6.1 was released, use that instead.

🔥 VSTest release 16.6.0 has a major bug in Fakes in vstest.console. The 16.6.0 packages are unlisted from nuget.org, with the exception of Microsoft.NET.Test.SDK and it's dependencies which are not impacted by this problem. Please see: microsoft/vstest#2408

See the release notes here.

v16.6.0-preview-20200318-01

See the release notes here.

v16.6.0-preview-20200310-03

See the release notes here.

v16.6.0-preview-20200309-01

See the release notes here.

v16.6.0-preview-20200226-03

See the release notes here.

Commits

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

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