docs(copy): 补一轮:去掉「尚未」「无需」,删除 Passkey 的确认按钮写明对象

Co-Authored-By: Claude Opus 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01Cxwgnn2pbzQ7rXv3rq7fei

apps/web/app/components/settings/account-passkeys.tsx

@@ -101,7 +101,7 @@ function PasskeyRow({ item }: { item: PasskeyInfo }) {
             }
             title={`删除 Passkey「${item.name}」？`}
             description="删除后这把钥匙不能再登录控制台；设备上的钥匙要在系统设置里另外删。"
-            confirmLabel="删除"
+            confirmLabel="删除 Passkey"
             destructive
             onConfirm={async () => {
               try {