New comment by Anachron on void-packages repository

https://github.com/void-linux/void-packages/issues/38080#issuecomment-1185288473

Comment:
On another note, switching the user doesn't work as port is `53` ...

`exec chpst -u _unbound unbound -dp`

```
[1657872257] unbound[2508:0] warning: setrlimit: Operation not permitted
[1657872257] unbound[2508:0] warning: cannot increase max open fds from 1024 to 4152
[1657872257] unbound[2508:0] warning: continuing with less udp ports: 972
[1657872257] unbound[2508:0] warning: increase ulimit or decrease threads, ports in config to remove this warning
[1657872257] unbound[2508:0] error: can't bind socket: Permission denied for 0.0.0.0 port 53
[1657872257] unbound[2508:0] fatal error: could not open ports
```