Minor fixes
This release is to allow periph.io/x/devices/hd44780 to use the GPIO group feature.
- pmem: fix example by @gsexton in #66
- gpioioctl: Correct gpioioctl to implement gpio.Group by @gsexton in #67
Full Changelog: v3.8.3...v3.8.4
This release is to allow periph.io/x/devices/hd44780 to use the GPIO group feature.