build(deps): bump RestSharp in /src/AffixApi.Api

Bumps [RestSharp](https://github.com/restsharp/RestSharp) from 106.11.7 to 106.12.0.
- [Release notes](https://github.com/restsharp/RestSharp/releases)
- [Commits](restsharp/RestSharp@106.11.7...106.12)

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

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

Author: dependabot[bot]

src/AffixApi.Api/AffixApi.Api.csproj

@@ -22,7 +22,7 @@
   <ItemGroup>
     <PackageReference Include="JsonSubTypes" Version="1.8.0" />
     <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
-    <PackageReference Include="RestSharp" Version="106.11.7" />
+    <PackageReference Include="RestSharp" Version="106.12.0" />
     <PackageReference Include="Polly" Version="7.2.1" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
   </ItemGroup>