Fix link to the content type

Previously, the link to the `ContentTypeDescriptor` definition was broken. This seems to have been introduced as part of the 4.0.0 release, but nobody apparently noticed it. This link is fixed as part of this commit.

Author: JeremyCaney

OnTopic.Editor.AspNetCore/Areas/Editor/Views/Editor/Edit.cshtml

@@ -71,7 +71,7 @@
           <h3 class="h5">Topic Information</h3>
           <dl>
             <dt><i class="fa fa-cogs"></i> Content Type</dt>
-            <dd><a href="/Configuration/ContentTypes/@Model.Topic.ContentType">@Model.Topic.ContentType</a></dd>
+            <dd><a href="/OnTopic/Edit/@Model.ContentTypeDescriptor.WebPath">@Model.Topic.ContentType</a></dd>
             <dt><i class="fa fa-database"></i> Topic ID</dt>
             <dd><a href="/Topic/@Model.Topic.Id/">@Model.Topic.Id</a></dd>
             <dt><i class="fa fa-eye"></i> Current</dt>