chore(action-strip): remove extra empty line

Author: didimmova

src/app/menus/action-strip/action-strip-paragraph-styling/action-strip-paragraph-styling.component.scss

@@ -7,7 +7,6 @@ $custom-strip: action-strip-theme(
   $actions-border-radius: 0
 );
 
-
 $custom-btn: flat-button-theme(
     $foreground: #ecaa53
 );