fix: sign 模块里的await

src/modules/sign/sign.controller.js

@@ -208,7 +208,7 @@ module.exports = {
         return async (req, res) => {
             const { userId } = res.locals.user;
             const { password, newPassword } = req.body;
-            const user = User.findById(userId);
+            const user = await User.findById(userId).exec();
             if (!user || user.password !== Crypto.hash(password, { salt: PWD_HASH_SALT }))
                 return res.json({
                     code: 1,