Bump Newtonsoft.Json in /Samples/TwitterClient/TwitterClient.Common

Bumps [Newtonsoft.Json](https://github.com/JamesNK/Newtonsoft.Json) from 9.0.1 to 13.0.1.
- [Release notes](https://github.com/JamesNK/Newtonsoft.Json/releases)
- [Commits](JamesNK/Newtonsoft.Json@9.0.1...13.0.1)

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

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Author: dependabot[bot]

Samples/TwitterClient/TwitterClient.Common/packages.config

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Microsoft.WindowsAzure.ConfigurationManager" version="1.7.0.0" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="Rx-Core" version="2.2.5" targetFramework="net452" />
   <package id="Rx-Interfaces" version="2.2.5" targetFramework="net452" />
   <package id="Rx-Linq" version="2.2.5" targetFramework="net452" />