Bump Newtonsoft.Json from 11.0.2 to 13.0.2

Bumps [Newtonsoft.Json](https://github.com/JamesNK/Newtonsoft.Json) from 11.0.2 to 13.0.2.
- [Release notes](https://github.com/JamesNK/Newtonsoft.Json/releases)
- [Commits](https://github.com/JamesNK/Newtonsoft.Json/compare/11.0.2...13.0.2)

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

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

samplebrowser.csproj

@@ -22,7 +22,7 @@
     <PackageReference Include="Microsoft.AspNetCore.Server.IISIntegration" Version="2.1.1" />
     <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel" Version="2.1.3" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="2.1.3" />
-    <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="Syncfusion.EJ.AspNet.Core" Version="" />   
     <PackageReference Include="Syncfusion.EJ.Pivot" Version="" />
     <PackageReference Include="Syncfusion.Compression.Net.Core" Version="" />