Rm hack ie9 (#4060)

* rm css hack for ie9

src/pages/Dashboard/Analysis.less

@@ -139,17 +139,10 @@
   .salesCard {
     height: calc(100% - 24px);
   }
-  div[class^='ant-col']:last-child {
-    position: absolute\9;
-    right: 0\9;
-    height: 100%\9;
-  }
   :global {
     .ant-row {
-      position: relative\9;
       display: flex;
-      display: block\9;
-      flex-flow: row wrap;
+      flex-flow: row nowrap;
     }
   }
 }
@@ -172,7 +165,6 @@
     }
   }
 }
-
 @media screen and (max-width: @screen-md) {
   .rankingTitle {
     margin-top: 16px;