Bump Newtonsoft.Json in /Demos/src/Aspose.Cells.Cloud.Live.Demos.UI

Bumps [Newtonsoft.Json](https://github.com/JamesNK/Newtonsoft.Json) from 12.0.3 to 13.0.2.
- [Release notes](https://github.com/JamesNK/Newtonsoft.Json/releases)
- [Commits](JamesNK/Newtonsoft.Json@12.0.3...13.0.2)

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

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

Author: dependabot[bot]

Demos/src/Aspose.Cells.Cloud.Live.Demos.UI/packages.config

@@ -30,7 +30,7 @@
   <package id="Microsoft.jQuery.Unobtrusive.Ajax" version="3.2.6" targetFramework="net471" />
   <package id="Microsoft.Net.Compilers" version="2.10.0" targetFramework="net461" developmentDependency="true" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net471" />
-  <package id="Newtonsoft.Json" version="12.0.3" targetFramework="net471" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net471" />
   <package id="popper.js" version="1.16.0" targetFramework="net471" />
   <package id="RestSharp" version="106.2.2" targetFramework="net471" />
   <package id="System.Buffers" version="4.4.0" targetFramework="net471" />