Merge pull request #22636 from overleaf/mf-remove-list-group-item-variant

[web] Remove `list-group-item-variant` mixin since it's no longer used

GitOrigin-RevId: f7d01acf1537d40060598d9ed68e602c1fc12609

services/web/frontend/stylesheets/components/list-group.less

@@ -83,16 +83,6 @@ button.list-group-item {
   }
 }
 
-// Contextual variants
-//
-// Add modifier classes to change text and background color on individual items.
-// Organizationally, this must come after the `:hover` states.
-
-.list-group-item-variant(success; @state-success-bg; @state-success-text);
-.list-group-item-variant(info; @state-info-bg; @state-info-text);
-.list-group-item-variant(warning; @state-warning-bg; @state-warning-text);
-.list-group-item-variant(danger; @state-danger-bg; @state-danger-text);
-
 // Custom content options
 //
 // Extra classes for creating well-formatted content within `.list-group-item`s.

services/web/frontend/stylesheets/core/mixins.less

@@ -709,36 +709,6 @@
   }
 }
 
-// List Groups
-// -------------------------
-.list-group-item-variant(@state; @background; @color) {
-  .list-group-item-@{state} {
-    color: @color;
-    background-color: @background;
-
-    a& {
-      color: @color;
-
-      .list-group-item-heading {
-        color: inherit;
-      }
-
-      &:hover,
-      &:focus {
-        color: @color;
-        background-color: darken(@background, 5%);
-      }
-      &.active,
-      &.active:hover,
-      &.active:focus {
-        color: #fff;
-        background-color: @color;
-        border-color: @color;
-      }
-    }
-  }
-}
-
 // Button variants
 // -------------------------
 // Easily pump out default styles, as well as :hover, :focus, :active,