chore: Security upgrade Newtonsoft.Json from 10.0.3 to 13.0.1 (#1175)

Author: svcprodsec-sendgrid

ExampleNet45ASPNetProject/SendGrid.ASPWebFormsSamples/packages.config

@@ -3,7 +3,7 @@
   <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="1.0.7" targetFramework="net461" />
   <package id="Microsoft.Net.Compilers" version="2.3.2" targetFramework="net461" developmentDependency="true" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="Sendgrid" version="9.9.0" targetFramework="net461" />
   <package id="System.Net.Http" version="4.3.4" targetFramework="net461" />
   <package id="System.Security.Cryptography.Algorithms" version="4.3.0" targetFramework="net461" />