testing/brightnessctl: new aport

https://github.com/Hummer12007/brightnessctl
Program to read and control device brightness
7 jobs for !1193 with brightnessctl in 55 seconds (queued for 1 second)
detached
Status Job ID Name Coverage
  Lint
passed #12833
x86_64 docker-alpine
lint

00:00:22

 
  Build
passed #12838
aarch64 ci-build docker-alpine
build-aarch64

00:00:26

passed #12839
armv7 ci-build docker-alpine
build-armv7

00:00:29

passed #12837
ppc64le ci-build docker-alpine
build-ppc64le

00:00:30

passed #12836
s390x ci-build docker-alpine
build-s390x

00:00:29

passed #12835
x86 ci-build docker-alpine
build-x86

00:00:26

passed #12834
x86_64 ci-build docker-alpine
build-x86_64

00:00:30