[ci] Fix syntax

4 jobs for python-only in 1 minute and 39 seconds (queued for 5 seconds)
Status Job ID Name Coverage
  Build
passed #247437
docker
build

00:00:45

 
  Test
passed #247440
docker
test_py310

00:00:51

43.0%
passed #247438
docker
test_py38

00:00:53

43.0%
passed #247439
docker
test_py39

00:00:53

43.0%