renamed attribute used to find input values

lib/single-file/single-file-helper.js

@@ -32,7 +32,7 @@ this.singlefile.lib.helper = this.singlefile.lib.helper || (() => {
 	const IMAGE_ATTRIBUTE_NAME = "data-single-file-image";
 	const POSTER_ATTRIBUTE_NAME = "data-single-file-poster";
 	const CANVAS_ATTRIBUTE_NAME = "data-single-file-canvas";
-	const INPUT_VALUE_ATTRIBUTE_NAME = "data-single-file-value";
+	const INPUT_VALUE_ATTRIBUTE_NAME = "data-single-file-input-value";
 	const LAZY_SRC_ATTRIBUTE_NAME = "data-single-file-lazy-loaded-src";
 	const IGNORED_REMOVED_TAG_NAMES = ["NOSCRIPT", "DISABLED-NOSCRIPT", "META", "LINK", "STYLE", "TITLE", "TEMPLATE", "SOURCE", "OBJECT", "SCRIPT"];
 	const REGEXP_SIMPLE_QUOTES_STRING = /^'(.*?)'$/;