chore(button): remove empty line

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: adrianptrv

src/app/data-entries/buttons/buttons-style/buttons-style.component.scss

@@ -232,7 +232,6 @@ $list: (
 //     $focus-visible-foreground: #08979c
 // );
 
-    
 // .button-sample {
 //     @include css-vars($custom-contained-theme);
 //     @include css-vars($custom-outlined-theme);