fix(frontend): 移除未使用的常量声明

frontend/src/composables/useOnboardingTour.ts

@@ -149,9 +149,7 @@ export function useOnboardingTour(options: OnboardingOptions) {
         const CLASS_REORGANIZED = 'reorganized'
         const CLASS_FOOTER_LEFT = 'footer-left'
         const CLASS_FOOTER_RIGHT = 'footer-right'
-        const CLASS_SKIP_BTN = 'header-skip-btn'
         const CLASS_DONE_BTN = 'driver-popover-done-btn'
-        const CLASS_TITLE_TEXT = 'driver-popover-title-text'
         const CLASS_PROGRESS_TEXT = 'driver-popover-progress-text'
         const CLASS_NEXT_BTN = 'driver-popover-next-btn'
         const CLASS_PREV_BTN = 'driver-popover-prev-btn'