Bump Newtonsoft.Json from 13.0.1 to 13.0.2 in /src/core/Wyam.Hosting

Bumps [Newtonsoft.Json](https://github.com/JamesNK/Newtonsoft.Json) from 13.0.1 to 13.0.2.
- [Release notes](https://github.com/JamesNK/Newtonsoft.Json/releases)
- [Commits](JamesNK/Newtonsoft.Json@13.0.1...13.0.2)

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

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

Author: dependabot[bot]

src/core/Wyam.Hosting/Wyam.Hosting.csproj

@@ -17,7 +17,7 @@
     <PackageReference Include="Microsoft.Extensions.FileProviders.Composite" Version="2.2.0" />
     <PackageReference Include="Microsoft.Extensions.FileProviders.Embedded" Version="2.2.0" />
     <PackageReference Include="Microsoft.Extensions.FileProviders.Physical" Version="2.2.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
   </ItemGroup>
   <ItemGroup>
     <EmbeddedResource Include="wwwroot\livereload.js" />