deps: update vstest monorepo to v17.7.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
Microsoft.NET.Test.Sdk	nuget	minor	17.6.3 -> 17.7.0
Microsoft.TestPlatform.ObjectModel	nuget	minor	17.6.3 -> 17.7.0

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Release Notes

microsoft/vstest (Microsoft.NET.Test.Sdk)

### [`v17.7.0`](https://togithub.com/microsoft/vstest/releases/tag/v17.7.0) ##### Issues Fixed - RTM build fix - \[rel/17.7] Fix branding on 17.7-release [#​4615](https://togithub.com/microsoft/vstest/pull/4615) - Externals final 17.7 upgrade [#​4565](https://togithub.com/microsoft/vstest/pull/4565) - "Snap" main to rel/17.7 [#​4558](https://togithub.com/microsoft/vstest/pull/4558) - Disable pre-start of testhosts [#​4554](https://togithub.com/microsoft/vstest/pull/4554) - Downgrade Nuget.Frameworks to 6.5.0 [#​4512](https://togithub.com/microsoft/vstest/pull/4512) - Update Nuget.Frameworks [#​4500](https://togithub.com/microsoft/vstest/pull/4500) - Fix hangdump running into crashdump [#​4480](https://togithub.com/microsoft/vstest/pull/4480) - Fix no-suitable provider found [#​4474](https://togithub.com/microsoft/vstest/pull/4474) - Fix Newtonsoft versions in testhost.deps.json [#​4372](https://togithub.com/microsoft/vstest/pull/4372) - Bumped TP version to 17.7.0 ([#​4346](https://togithub.com/microsoft/vstest/issues/4346)) **Full Changelog**: [here](https://togithub.com/microsoft/vstest/compare/v17.6.3...v17.7.0) ##### Drops - Microsoft.TestPlatform.ObjectModel : [v17.7.0](https://www.nuget.org/packages/Microsoft.TestPlatform.ObjectModel/17.7.0)

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