[Update] 创建es命令存储，添加提示信息

apps/common/templates/common/command_storage_create.html

@@ -51,6 +51,7 @@
                                 <div class="col-md-9">
                                     <input id="id_hosts" class="form-control" type="text" name="HOSTS" value="">
                                     <div class="help-block">{% trans 'Tips: If there are multiple hosts, separate them with a comma (,)' %}</div>
+                                    <div class="help-block">eg: http://www.jumpserver.a.com, http://www.jumpserver.b.com</div>
                                 </div>
                             </div>