Bump Microsoft.Rest.ClientRuntime (#4043)

Bumps [Microsoft.Rest.ClientRuntime](https://github.com/Azure/azure-sdk-for-net) from 2.3.21 to 2.3.24.
- [Release notes](https://github.com/Azure/azure-sdk-for-net/releases)
- [Commits](Azure/azure-sdk-for-net@Microsoft.Rest.ClientRuntime_2.3.21...Microsoft.Rest.ClientRuntime_2.3.24)

---
updated-dependencies:
- dependency-name: Microsoft.Rest.ClientRuntime
  dependency-type: direct:production
...

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samples/csharp_dotnetcore/tests/Samples.CoreBot.FunctionalTests/Samples.CoreBot.FunctionalTests.csproj

@@ -9,7 +9,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.Bot.Connector.DirectLine" Version="3.0.2" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.5.0" />
-    <PackageReference Include="Microsoft.Rest.ClientRuntime" Version="2.3.21" />
+    <PackageReference Include="Microsoft.Rest.ClientRuntime" Version="2.3.24" />
     <PackageReference Include="MSTest.TestAdapter" Version="2.1.0" />
     <PackageReference Include="MSTest.TestFramework" Version="2.1.0" />
     <PackageReference Include="coverlet.collector" Version="1.2.0" />