feat(setup.py): increase cubicweb max version to 3.33.x

3 jobs for !27 with topic/default/set_cubes_cw_max_version in 1 minute and 59 seconds (queued for 3 seconds)
latest detached
Status Name Job ID Coverage
  Lint
passed check-manifest #461525
lint check-manifest

00:00:55

passed flake8 #461524
lint flake8

00:00:59

 
  Tests
passed py3 #461526
tests py3

00:00:59