AMBARI-11598. Widget Browser: widget description gets truncated.(XIWANG)

ambari-web/app/styles/enhanced_service_dashboard.less

@@ -229,8 +229,7 @@
       padding: 8px 5px;
       width: 89%;
       height: 62%;
-      overflow: hidden;
-      text-overflow: ellipsis;
+      overflow: scroll;
       white-space: pre-line;
       background: rgba(255,255,255, 0.7);
     }
@@ -653,8 +652,7 @@
             font-size: 12px;
             display: block;
             color: #808080;
-            overflow: hidden;
-            text-overflow: ellipsis;
+            overflow: scroll;
             height: 40px;
             white-space: pre-line;
           }