feat(lazyload): drop Options API to support disabling __VUE_OPTIONS_API__ by Copilot#13786

yoyo837 wants to merge 6 commits intoyouzan:mainyouzan/vant:mainfrom

yoyo837:copilot/migrate-to-composition-apiyoyo837/vant:copilot/migrate-to-composition-apiCopy head branch name to clipboard