feat(setup.py): increase cubicweb max version to 3.34.x

2 jobs for !24 with topic/default/set_cubes_cw_max_version in 3 minutes and 40 seconds (queued for 2 minutes and 49 seconds)
latest detached
Status Name Job ID Coverage
  Lint
passed check-manifest #459867
lint check-manifest

00:01:05

 
  Tests
passed py3 #459868
tests py3

00:02:35