Bump Newtonsoft.Json in /src/GQL..GraphQLCore.Controllers

Bumps [Newtonsoft.Json](https://github.com/JamesNK/Newtonsoft.Json) from 12.0.2 to 13.0.2.
- [Release notes](https://github.com/JamesNK/Newtonsoft.Json/releases)
- [Commits](JamesNK/Newtonsoft.Json@12.0.2...13.0.2)

---
updated-dependencies:
- dependency-name: Newtonsoft.Json
  dependency-type: direct:production
...

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

Author: dependabot[bot]

src/GQL..GraphQLCore.Controllers/GQL..GraphQLCore.Controllers.csproj

@@ -18,7 +18,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.App" Version="2.2.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\GQL.GraphQLCore\GQL.GraphQLCore.csproj" />

src/GQL.GraphQLCore/GQL.GraphQLCore.csproj

@@ -22,7 +22,7 @@
     <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="2.2.0" />
     <PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="2.2.0" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="2.2.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="P7Corp.P7Core" Version="1.0.0-beta-11" />
     <PackageReference Include="System.Reflection.TypeExtensions" Version="4.5.1" />
   </ItemGroup>