Merge branch 'dev/v4.8.69_wmh' of qmx/jy into release/v4.8.69

src/web/staticres/common-module/pc-dialog/js/leave-info-dialog.js

@@ -533,7 +533,7 @@ var vm = new Vue({
     // 弹框头部背景图
     dialogHeader: function () {
       return {
-        img: this.sourceMap[this.source].headerUrl,
+        img: this.sourceMap[this.source].headerUrl + '?v='+new Date().getTime(),
         height: this.sourceMap[this.source].height
       }
     }