fix: picker style error (#30302)

Co-authored-by: crazywoola <427733928@qq.com>
Co-authored-by: WTW0313 <twwu@dify.ai>
Co-authored-by: yyh <yuanyouhuilyz@gmail.com>
Co-authored-by: yyh <92089059+lyzno1@users.noreply.github.com>

web/app/components/workflow/panel/vibe-panel/index.tsx

@@ -140,7 +140,7 @@ const VibePanel: FC = () => {
       isShow={showVibePanel}
       onClose={handleClose}
       className="min-w-[1140px] !p-0"
-      highPriority
+      wrapperClassName="z-[900]"
     >
       <div className="flex h-[680px] flex-wrap">
         <div className="h-full w-[570px] shrink-0 overflow-y-auto border-r border-divider-regular p-6">