update copyshader.d.ts

examples/jsm/shaders/CopyShader.d.ts

@@ -2,7 +2,7 @@ import {
   Uniform
 } from '../../../src/Three';
 
-export interface CopyShader {
+export const CopyShader: {
   uniforms: {
     tDiffuse: Uniform;
     opacity: Uniform;