always call the progress listener

lib/single-file/single-file-core.js

@@ -211,6 +211,8 @@ this.SingleFileCore = this.SingleFileCore || (() => {
 					onloadListener({ index: indexResource, max: resourceURLs.length, url: resourceURL });
 					resourceRequests.forEach(resourceRequest => resourceRequest.resolve(dataURI));
 				} catch (error) {
+					indexResource = indexResource + 1;
+					onloadListener({ index: indexResource, max: resourceURLs.length, url: resourceURL });
 					resourceRequests.forEach(resourceRequest => resourceRequest.reject(error));
 				}
 				this.requests.delete(resourceURL);