fix notification icon align when no description

afc163 · afc163 · commit e657985cc353 · 2018-09-10T18:21:16.000+08:00
diff --git a/components/notification/style/index.less b/components/notification/style/index.less
@@ -60,7 +60,6 @@
         &:before {
           content: '';
           display: block;
-          padding-bottom: 100%;
         }
       }
     }
