Update NuGet dependencies

[Infra-Workleap]

This PR contains the following updates:

Package	Type	Update	Change
Polly	nuget	minor	8.1.0 -> 8.2.0
xunit	nuget	patch	2.6.1 -> 2.6.2
xunit.runner.visualstudio	nuget	patch	2.5.3 -> 2.5.4

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Release Notes

App-vNext/Polly (Polly)

v8.2.0

Compare Source

• Prepare for 8.2.0 release by @​martincostello in https://github.com/App-vNext/Polly/pull/1758
• [Docs] Add circuit breaker to the migration guide by @​peter-csala in https://github.com/App-vNext/Polly/pull/1764
• [Docs] Improve timeout docs by @​martintmk in https://github.com/App-vNext/Polly/pull/1767
• [Docs] Minor cleanups by @​peter-csala in https://github.com/App-vNext/Polly/pull/1768
• [Docs] Revise migration guide 3/3 by @​peter-csala in https://github.com/App-vNext/Polly/pull/1775
• Calculated break duration for Circuit breaker by @​atawLee in https://github.com/App-vNext/Polly/pull/1776
• Disable GitHub publishing by @​martincostello in https://github.com/App-vNext/Polly/pull/1781
• [Docs] Small cleanup and improvements by @​martintmk in https://github.com/App-vNext/Polly/pull/1782
• Add test that verifies overriding by using ConfigureTelemetry by @​martintmk in https://github.com/App-vNext/Polly/pull/1787
• Remove GitHub Packages publishing by @​martincostello in https://github.com/App-vNext/Polly/pull/1789
• Allow concurrent PR docs builds by @​martincostello in https://github.com/App-vNext/Polly/pull/1795
• Update to .NET 8 SDK by @​martincostello in https://github.com/App-vNext/Polly/pull/1738
• Add support for .NET 8 by @​martintmk in https://github.com/App-vNext/Polly/pull/1144

xunit/xunit (xunit)

v2.6.2

Compare Source

xunit/visualstudio.xunit (xunit.runner.visualstudio)

v2.5.4

Compare Source

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