Remove old-duplicates option-disabled class (#46477)

src/vs/base/browser/ui/selectBox/selectBoxCustom.ts

@@ -61,6 +61,10 @@ class SelectListRenderer implements IRenderer<ISelectOptionItem, ISelectListTemp
 		// pseudo-select disabled option
 		if (optionDisabled) {
 			dom.addClass((<HTMLElement>data.root), 'option-disabled');
+		} else {
+			// TODO: verify if there is a list issue with old classes on rows
+			// This class removal should not be necessary
+			dom.removeClass((<HTMLElement>data.root), 'option-disabled');
 		}
 	}