color: put alpha mode into a request of its own

Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.com>
4 jobs for color in 25 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Review
failed #10875538
check-commit

00:00:25

 
  Containers Build
skipped #10875539
container_build
 
  Test
skipped #10875541
test-autotools
skipped #10875540
test-meson
 
Name Stage Failure
failed
check-commit Review
1. Second line in commit message must be empty
---

Uploading artifacts for failed job
Uploading artifacts...
results.xml: found 1 matching files and directories

Uploading artifacts as "junit" to coordinator... ok
id=10875538 responseStatus=201 Created token=dwY2zmJ3
Cleaning up file based variables
ERROR: Job failed: exit code 1