Update RestSharp requirement from 109.0.* to 110.2.*

Updates the requirements on [RestSharp](https://github.com/restsharp/RestSharp) to permit the latest version.
- [Release notes](https://github.com/restsharp/RestSharp/releases)
- [Commits](restsharp/RestSharp@109.0.0...110.2.0)

---
updated-dependencies:
- dependency-name: RestSharp
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

src/TestClient/TestClient.csproj

@@ -1,10 +1,10 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 	<PropertyGroup>
 		<TargetFramework>net6.0</TargetFramework>
 		<OutputType>Exe</OutputType>
 		<IsPackable>false</IsPackable>
 	</PropertyGroup>
 	<ItemGroup>
-		<PackageReference Include="RestSharp" Version="109.0.*" />
+		<PackageReference Include="RestSharp" Version="110.2.*" />
 	</ItemGroup>
 </Project>