Merge pull request #5835 from OmarIthawi/omarithawi/fixed-rtl-icon-spacing-in-discussion

Fixed spacing of RTL icon in discussion

lms/static/sass/discussion/utilities/_shame.scss

@@ -18,8 +18,8 @@
   border: 1px solid $gray-l2 !important;
   border-radius: 3px !important;
   height: auto !important;
-  padding-left: ($baseline/4) !important;
-  padding-right: ($baseline/2 + 12px) !important; // Leave room for icon
+  @include padding-left($baseline/4 !important);
+  @include padding-right($baseline/2 + 12px !important); // Leave room for icon
   font-size: 12px !important;
 }