New comment by leahneukirchen on void-packages repository

https://github.com/void-linux/void-packages/pull/19131#issuecomment-586272769

Comment:
We could use `u2f-hidraw-policy` instead, but our eudev lacks a rule to permit access to security tokens in general.  I added to `60-u2f-hidraw.rules`:

```
ENV{ID_SECURITY_TOKEN}=="?*", TAG+="uaccess", GROUP="users", MODE="0660"
```