remove miss

src/client/styles/scss/_override-bootstrap-variables.scss

@@ -103,7 +103,3 @@ $progress-height: 4px;
 $progress-border-radius: 0;
 $progress-bg: #f0f0f0;
 $progress-box-shadow: none;
-
-//== Custom Checkbox
-$custom-checkbox-indicator-border-radius: 0px;
-$custom-control-indicator-focus-box-shadow: none;