Remove usage of ComponentLookup

Author: NullVoxPopuli

addon/src/-internal/build-registry.ts

@@ -3,7 +3,6 @@ import ApplicationInstance from '@ember/application/instance';
 import Application from '@ember/application';
 import EmberObject from '@ember/object';
 import { Registry } from '@ember/-internals/container';
-import { ComponentLookup } from '@ember/-internals/views';
 
 import type { FullName } from '@ember/owner';
 
@@ -97,9 +96,6 @@ export default function buildRegistry(resolver: Resolver) {
 
   // @ts-ignore: this is private API.
   const fallbackRegistry = Application.buildRegistry(namespace);
-  // TODO: only do this on Ember < 3.13
-  // @ts-ignore: this is private API.
-  fallbackRegistry.register('component-lookup:main', ComponentLookup);
 
   const registry = new Registry({
     fallback: fallbackRegistry,