Update gpio.md (#399)

Correction based on feedback
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arch1mede
2021-07-17 22:55:06 +03:00
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parent 88ce17fab5
commit 3be390edec
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@@ -162,7 +162,7 @@ The driver `hidrelay` provides access to cheap managed [USB HID relays](http://v
Additionally, we recommend to configure access rights and static device name using [UDEV rules](https://wiki.archlinux.org/index.php/udev). For example, create `/etc/udev/rules.d/99-kvmd-extra.rules`:
```
SUBSYSTEM=="usb", ATTR{idVendor}=="16c0", ATTR{idProduct}=="05df", MODE="666"
KERNEL=="hidraw[0-9]*", SUBSYSTEMS=="usb", ATTRS{idVendor}=="16c0", ATTRS{idProduct}=="05df", GROUP="kvmd"
```
Channels should not use duplicate physical numbers. The driver supports saving state between KVMD restarts (meaning `initial=null`).