Stylelint: remove redundant disables (#31006)

scss/_buttons.scss

@@ -41,7 +41,7 @@
 
   &:disabled,
   &.disabled,
-  fieldset:disabled & { // stylelint-disable-line selector-no-qualifying-type
+  fieldset:disabled & {
     pointer-events: none;
     opacity: $btn-disabled-opacity;
     @include box-shadow(none);

scss/_tables.scss

@@ -39,7 +39,6 @@
   }
 
   // Highlight border color between thead, tbody and tfoot.
-  // stylelint-disable-next-line selector-max-universal
   > :not(:last-child) > :last-child > * {
     border-bottom-color: $table-group-seperator-color;
   }
@@ -77,7 +76,6 @@
 // to the `td`s or `th`s
 
 .table-bordered {
-  // stylelint-disable-next-line selector-max-universal
   > :not(caption) > * {
     border-width: $table-border-width 0;
 

site/assets/scss/_component-examples.scss

@@ -1,5 +1,3 @@
-// stylelint-disable no-duplicate-selectors
-
 //
 // Grid examples
 //