[JSDoc] Add annotations

Bulk-add JSDoc annotations, WTD-1482.

platform/commonUI/edit/src/capabilities/EditableContextCapability.js

@@ -35,6 +35,8 @@ define(
          * Meant specifically for use by EditableDomainObject and the
          * associated cache; the constructor signature is particular
          * to a pattern used there and may contain unused arguments.
+         * @constructor
+         * @memberof platform/commonUI/edit
          */
         return function EditableContextCapability(
             contextCapability,
@@ -72,4 +74,4 @@ define(
             return capability;
         };
     }
-);
+);