Check type of Source.data for loading images (#24067)

src/loaders/ObjectLoader.js

@@ -168,7 +168,7 @@ class ObjectLoader extends Loader {
 
 			for ( const uuid in images ) {
 
-				if ( images[ uuid ] instanceof HTMLImageElement ) {
+				if ( images[ uuid ].data instanceof HTMLImageElement ) {
 
 					hasImages = true;
 					break;