修正预览的url中包含&时会转义为& 导致 document.getElementById("${currentUrl}").click 获取不到id

Signed-off-by: ASelince丶C <18331529783@163.com>

server/src/main/java/cn/keking/utils/KkFileUtils.java

@@ -102,7 +102,9 @@ public class KkFileUtils {
     public static String htmlEscape(String input) {
         if(StringUtils.hasText(input)){
             //input = input.replaceAll("\\{", "%7B").replaceAll("}", "%7D").replaceAll("\\\\", "%5C");
-            return HtmlUtils.htmlEscape(input, "UTF-8");
+            String htmlStr = HtmlUtils.htmlEscape(input, "UTF-8");
+            //& -> &
+            return htmlStr.replace("&", "&");
         }
         return input;
     }