新增：get_user_info电话号码展示

app/views/users/get_user_info.json.jbuilder

@@ -10,7 +10,7 @@ json.is_teacher @user.user_extension&.teacher?
 json.user_identity @user.identity
 json.tidding_count 0
 json.user_phone_binded @user.phone.present?
-# json.phone @user.phone
+json.phone @user.phone
 # json.email @user.mail
 json.profile_completed @user.profile_is_completed?
 json.professional_certification @user.professional_certification