Bump Newtonsoft.Json in /generators/spa/templates/VueJS/common

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] <[email protected]>

Author: dependabot[bot]

generators/spa/templates/VueJS/common/packages.config

@@ -7,5 +7,5 @@
   <package id="Microsoft.AspNet.WebApi.Client" version="5.2.3" targetFramework="net472" />
   <package id="Microsoft.AspNet.WebApi.Core" version="5.2.3" targetFramework="net472" />
   <package id="MSBuildTasks" version="1.5.0.235" targetFramework="net45" developmentDependency="true" />
-  <package id="Newtonsoft.Json" version="12.0.3" targetFramework="net472" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net472" />
 </packages>