[devtools] "Keep" some temporary files/dirs around to help with debugging
The whole QUnitTestCase runs with an @with_tempdir so it's redundant
anyway.
if versions_map['cubicweb'][0] == (3, 7, 4):
config['http-session-time'] *= 60
config['cleanup-session-time'] *= 60
config['cleanup-anonymous-session-time'] *= 60