docs(ngInclude): remove @eventOf jsdocs tag

The @eventOf tag was causing a warning on build. I removed the tag and changed the @name to match
the previous comment blocks.

Closes angular#8140

Author: jesselpalmer

src/ng/directive/ngInclude.js

@@ -164,8 +164,7 @@
 
 /**
  * @ngdoc event
- * @name ng.directive:ngInclude#$includeContentError
- * @eventOf ng.directive:ngInclude
+ * @name ngInclude#$includeContentError
  * @eventType emit on the scope ngInclude was declared in
  * @description
  * Emitted when a template HTTP request yields an erronous response (status < 200 || status > 299)