update three references

examples/jsm/loaders/LUT3dlLoader.js

@@ -10,7 +10,7 @@ import {
 	UnsignedByteType,
 	ClampToEdgeWrapping,
 	LinearFilter,
-} from '//unpkg.com/[email protected]/build/three.module.js';
+} from '../../../build/three.module.js';
 
 export class LUT3dlLoader extends Loader {
 

examples/jsm/loaders/LUTCubeLoader.js

@@ -10,7 +10,7 @@ import {
 	UnsignedByteType,
 	ClampToEdgeWrapping,
 	LinearFilter,
-} from '//unpkg.com/[email protected]/build/three.module.js';
+} from '../../../build/three.module.js';
 
 export class LUTCubeLoader extends Loader {