dpms: Add support for DPMSInfoNotify event from DPMS 1.2 (xorgproto)

This allows applications to respond to changes of power level
of a monitor, e.g. an application may stop rendering and related
calculations when the monitor is off.

Related bug: https://bugs.freedesktop.org/57120

Signed-off-by: Alexander Volkov <a.volkov@rusbitech.ru>
3 jobs for dpms in 1 minute and 32 seconds (queued for 44 minutes and 24 seconds)
latest
Status Job ID Name Coverage
  Docker Image
passed #153902
debian-testing

00:00:28

 
  Build And Test
failed #153903
autotools-build-and-test

00:00:34

failed #153904
meson-build-and-test

00:00:29

 
Name Stage Failure
failed
autotools-build-and-test Build And Test
no input file                          6
cleanups performed 0
files in cache 89
cache size 483.3 kB
max cache size 5.0 GB
Uploading artifacts...
WARNING: build/test/piglit-results/: no matching files
ERROR: No files to upload
ERROR: Job failed: exit code 1
failed
meson-build-and-test Build And Test
no input file                          2
cleanups performed 0
files in cache 56
cache size 229.4 kB
max cache size 5.0 GB
Uploading artifacts...
WARNING: build/test/piglit-results/: no matching files
ERROR: No files to upload
ERROR: Job failed: exit code 1