fix: remove linter warnings

Author: mrholek

scss/_list-group.scss

@@ -145,7 +145,7 @@
           @include ltr-rtl("border-left-width", 0);
 
           &.active {
-            @include ltr-rtl("margin-left", calc(var(--#{$prefix}list-group-border-width) * -1));  // stylelint-disable-line function-disallowed-list
+            @include ltr-rtl("margin-left", calc(var(--#{$prefix}list-group-border-width) * -1));
             @include ltr-rtl("border-left-width", var(--#{$prefix}list-group-border-width));
           }
         }

scss/_toasts.scss

@@ -59,7 +59,7 @@
   @include border-top-radius(calc(var(--#{$prefix}toast-border-radius) - var(--#{$prefix}toast-border-width)));
 
   .btn-close {
-    @include ltr-rtl("margin-right", calc(var(--#{$prefix}toast-padding-x) * -.5)); // stylelint-disable-line function-disallowed-list
+    @include ltr-rtl("margin-right", calc(var(--#{$prefix}toast-padding-x) * -.5));
     @include ltr-rtl("margin-left", var(--#{$prefix}toast-padding-x));
   }
 }