Bump RestSharp in /Mastercard.Developer.OAuth1Signer.RestSharpV2

Bumps [RestSharp](https://github.com/restsharp/RestSharp) from 110.2.0 to 112.0.0.
- [Release notes](https://github.com/restsharp/RestSharp/releases)
- [Commits](restsharp/RestSharp@110.2.0...112.0.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Mastercard.Developer.OAuth1Signer.RestSharpV2/Mastercard.Developer.OAuth1Signer.RestSharpV2.csproj

@@ -34,7 +34,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="RestSharp" Version="110.2.0" /> <!-- Minimum version, inclusive -->
+    <PackageReference Include="RestSharp" Version="112.0.0" /> <!-- Minimum version, inclusive -->
   </ItemGroup>
 
   <ItemGroup>