MAGETWO-64171: User can't create new address on checkout from IE11

- Fixed bug

Author: Oleksandr Dubovyk

lib/web/css/source/components/_modals.less

@@ -189,13 +189,17 @@
         //  If applied, switching outer popup scroll to inner
         &._inner-scroll {
             overflow-y: visible;
+
+            .ie11 &,
             .ie10 &,
             .ie9 & {
                 overflow-y: auto;
             }
 
             .modal-inner-wrap {
                 max-height: 90%;
+
+                .ie11 &,
                 .ie10 &,
                 .ie9 & {
                     max-height: none;