gitlabci: correct coverage run

1 job for master in 43 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test
failed #1768
allowed to fail
test

00:00:43

 
Name Stage Failure
failed
test Test
FAILED tests/test_extract_losses_data.py::test_extract_losses_mwh[synthesis__NT2030_2007_Antares_16_TOOT.html]
FAILED tests/test_extract_losses_data.py::test_extract_losses_meuros[synthesis__NT2030_2007_Antares_16_TOOT.html]
FAILED tests/test_extract_losses_data.py::test_extract_losses_projectid[synthesis__NT2030_2007_Antares_16_TOOT.html]
FAILED tests/test_extract_losses_data.py::test_extract_losses_scenario[synthesis__NT2030_2007_Antares_16_TOOT.html]
FAILED tests/test_extract_losses_data.py::test_extract_losses_climate_year[synthesis__NT2030_2007_Antares_16_TOOT.html]
FAILED tests/test_extract_losses_data.py::test_extract_losses_simulator[synthesis__NT2030_2007_Antares_16_TOOT.html]
FAILED tests/test_extract_losses_data.py::test_extract_losses_project_type[synthesis__NT2030_2007_Antares_16_TOOT.html]
============================== 7 failed in 0.12s ===============================
ERROR: Job failed: exit code 1