refactor css name

Author: wxiaoguang

modules/templates/helper.go

@@ -996,7 +996,7 @@ func disableFormAutofill() template.HTML {
 		   and these dummy form values won't be used by backend code.
 	*/
 	return `
-<div class="auto-fill-dummy">
+<div class="autofill-dummy">
   <input type="text" name="_autofill_dummy_username" class="ays-ignore">
   <input type="password" name="_autofill_dummy_password" class="ays-ignore">
 </div>

web_src/less/_base.less

@@ -962,7 +962,7 @@ a.ui.card:hover,
   }
 
   .form {
-    .auto-fill-dummy {
+    .autofill-dummy {
       position: absolute;
       width: 1px;
       height: 1px;