Merge pull request #10 from KKBOX/dependabot/nuget/Test/OpenAPI.Test/Newtonsoft.Json-13.0.1

Bump Newtonsoft.Json from 12.0.2 to 13.0.1 in /Test/OpenAPI.Test

Author: gaod

Test/OpenAPI.Test/packages.config

@@ -2,6 +2,6 @@
 <packages>
   <package id="MSTest.TestAdapter" version="1.1.18" targetFramework="net461" />
   <package id="MSTest.TestFramework" version="1.1.18" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="System.ValueTuple" version="4.4.0" targetFramework="net461" />
 </packages>