removed unused mixins

seedlet/assets/sass/structure/_responsive-logic.scss

@@ -69,13 +69,6 @@
 	max-width: var(--responsive--alignfull-width);
 }
 
-%responsive-alignleft-mobile {
-	/*rtl:ignore*/
-	margin-left: 0;
-	/*rtl:ignore*/
-	margin-right: var(--responsive--spacing-horizontal);
-}
-
 @include media(mobile) {
 	%responsive-alignleft {
 		/*rtl:ignore*/
@@ -85,13 +78,6 @@
 	}
 }
 
-%responsive-alignright-mobile {
-	/*rtl:ignore*/
-	margin-left: var(--responsive--spacing-horizontal);
-	/*rtl:ignore*/
-	margin-right: 0;
-}
-
 @include media(mobile) {
 	%responsive-alignright {
 		/*rtl:ignore*/