buildroot

package/libgpiod: bump version to 0.1.3

Release 0.1.2 claimed to fix an issue with requesting both types of
line events, but actually didn't. This time it's really fixed.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>