CI: recover box-env smoke tests on macOS

[slayoo]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 86.93%. Comparing base (764e9c8) to head (2769e0f).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1862   +/-   ##
=======================================
  Coverage   86.93%   86.93%           
=======================================
  Files         416      416           
  Lines       10626    10626           
=======================================
  Hits         9238     9238           
  Misses       1388     1388           

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[slayoo]

actually, quite some failures here!

=========================== short test summary info ============================
FAILED tests/smoke_tests/box/srivastava_1982/test_eq_13.py::test_pysdm_coalescence_and_breakup_is_close_to_analytic_coalescence_and_breakup[merging only-settings0] - AssertionError: 
Not equal to tolerance rtol=0.001, atol=0

Mismatched elements: 1 / 257 (0.389%)
Max absolute difference: 0.007876
Max relative difference: 0.007876
 x: array([0.999936, 0.992124, 0.999936, 0.999936, 0.999936, 0.999936,
       0.999936, 0.999936, 0.999936, 0.999936, 0.999936, 0.999936,
       0.999936, 0.999936, 0.999936, 0.999936, 0.999936, 0.999936,...
 y: array(1.)
FAILED tests/smoke_tests/box/srivastava_1982/test_eq_13.py::test_pysdm_coalescence_and_breakup_is_close_to_analytic_coalescence_and_breakup[merge + break-settings2] - AssertionError: 
Not equal to tolerance rtol=0.001, atol=0

Mismatched elements: 1 / 257 (0.389%)
Max absolute difference: 0.00104175
Max relative difference: 0.00104175
 x: array([0.999424, 0.999424, 0.999424, 0.999424, 0.999424, 0.999424,
       0.999424, 0.999424, 0.999424, 0.999424, 0.999424, 0.999424,
       0.999424, 0.999424, 0.999424, 0.999424, 0.999424, 0.999424,...
 y: array(1.)
ERROR tests/smoke_tests/box/dejong_azimi/test_box.py::test_settings_a - UserWarning: adaptive time-step reached dt_min
ERROR tests/smoke_tests/box/dejong_azimi/test_box.py::test_settings_b - UserWarning: adaptive time-step reached dt_min
ERROR tests/smoke_tests/box/dejong_azimi/test_box.py::test_settings_c - UserWarning: adaptive time-step reached dt_min
== 2 failed, 55 passed, 13 skipped, 5 xfailed, 3 errors in 250.09s (0:04:10) ===