#RI-4320 - fix highlighting for enablement area

Author: rsergeenko

redisinsight/ui/src/pages/workbench/components/enablement-area/EnablementArea/styles.module.scss

@@ -36,6 +36,7 @@
   backface-visibility: hidden;
   transition: transform 0.4s ease-in-out;
   box-shadow: -5px 1px 10px rgba(0, 0, 0, 0.2);
+  z-index: 2;
 
   :global {
     .euiButton--small {