Update CMPTLoader.d.ts

src/three/CMPTLoader.d.ts

@@ -1,7 +1,7 @@
 import { B3DMBaseResult } from '../base/B3DMLoaderBase';
 import { I3DMBaseResult } from '../base/I3DMLoaderBase';
 import { PNTSBaseResult } from '../base/PNTSLoaderBase';
-import { Group } from 'three';
+import { Group, LoadingManager } from 'three';
 
 export interface CMPTResult {