fix(plugins/plugin-client-common): remove wizard right-margin

We put this in place when the wizard header had a box shadow. It no longer does.

Author: starpit

plugins/plugin-client-common/web/scss/components/Terminal/Commentary.scss

@@ -30,7 +30,6 @@
 @import 'Keys';
 
 $marginTop: 0.5em;
-$box-shadow-margin: 4px; /* room for box shadow */
 
 @mixin TextContent {
   .pf-c-content {
@@ -400,22 +399,15 @@ body[kui-theme-style='light'] {
 }
 
 @include Commentary {
-  @include WizardHeader {
-    margin-right: $box-shadow-margin; /* room for box shadow */
-  }
   @include Accordion {
     font-size: $terminal-font-size;
   }
   @include ExpandableSection {
     font-size: $terminal-font-size;
-    margin-right: $box-shadow-margin; /* room for box shadow */
     @include ExpandableSectionContentElement {
       @include ParagraphBoundaryMargins;
     }
   }
-  @include CodeBlock {
-    margin-right: $box-shadow-margin; /* room for box shadow */
-  }
 
   @include ExpandableSectionContent {
     max-width: unset;