deps: update vstest monorepo to v17.7.2

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
Microsoft.NET.Test.Sdk	nuget	patch	17.7.1 -> 17.7.2
Microsoft.TestPlatform.ObjectModel	nuget	patch	17.7.1 -> 17.7.2

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Release Notes

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

### [`v17.7.2`](https://togithub.com/microsoft/vstest/releases/tag/v17.7.2) #### What's Changed - Fix cannot find System.Text.Json by [@​nohwnd](https://togithub.com/nohwnd) in [https://github.com/microsoft/vstest/pull/4669](https://togithub.com/microsoft/vstest/pull/4669) **Full Changelog**: https://github.com/microsoft/vstest/compare/v17.7.1...v17.7.2

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Configuration

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