Merge branch 'feature-c/2899-wait-end-unit-tests' into 'dev'

Wait for the end of the unit client tests

Closes #2899

See merge request !131
2 jobs for dev in 17 seconds (queued for 1 second)
Name Stage Failure
test_browser_unit Test Unit There is an unknown failure, please try again
ok 501

Makefile:21: recipe for target 'nightmare' failed
make[1]: *** [nightmare] Error 1
make[1]: Leaving directory '/home/gitlab-runner/builds/b8d876c1/0/vidjil/vidjil/browser/test'
Makefile:28: recipe for target 'unit_browser' failed
make: *** [unit_browser] Error 2
ERROR: Job failed: exit status 1