fix: Add missing closing brace in CSS file

Author: IhorMasechko

website/modules/asset/ui/src/scss/_cases.scss

@@ -299,7 +299,8 @@
   font-size: 16px;
   width: 16px;
   height: 16px;
-  
+}
+
 // Case Study card
 .cs_grid {
   display: grid;