MAGETWO-43410: Scroll panel is unavailable when modal box is open

Author: slopukhov

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

@@ -44,7 +44,6 @@
     bottom: 0;
     left: 0;
     min-width: 0;
-    pointer-events: none;
     position: fixed;
     right: 0;
     top: 0;