Frp: 新版frp取消了privilege_token吗？

[citisy]

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Use the commands below to provide key information from your environment:
You do NOT have to include this information if this is a FEATURE REQUEST

What version of frp are you using (./frpc -v or ./frps -v)?
0.21.0

What operating system and processor architecture are you using (go env)?
linux

Configures you used:
frps:
[common]
bind_port = 7000
dashboard_port = 7500
privilege_token = xxx
privilege_mode = true

frpc:
[common]
server_addr = xxx
server_port = 7000

[ssh]
type = tcp
local_ip = 127.0.0.1
local_port = 8080
remote_port = 6000

Steps to reproduce the issue:
1.
2.
3.

Describe the results you received:
新版的frp是取消了privilege_token这个字段吗，frps设置了token，frpc里面没有设置，也依然可以连接成功。

Describe the results you expected:

Additional information you deem important (e.g. issue happens only occasionally):

Can you point out what caused this issue (optional)

[citisy]

补充：step：
./frps -c frps.ini
./frpc -c frpc.ini
frpc连接成功信息：
[I] [control.go:246] [21c181dd43d2bc41] login to server success, get run id [xxx], server udp port [0]
[I] [control.go:169] [21c181dd43d2bc41] [ssh] start proxy success

[cloverzrg]

把 privilege_token 改为 token