Numpy 2.4.x fixes

[badpandabear]

This PR fixes crashes caused by changes in numpy version 2.4.x.

Devsuite results:

Test Summary
--------------------------------------------------------
--- PYTEST PYPEIT UNIT TESTS PASSED  281 passed, 439 warnings in 316.56s (0:05:16) ---
--- PYTEST UNIT TESTS PASSED  158 passed, 1573 warnings in 870.91s (0:14:30) ---
--- PYTEST VET TESTS PASSED  73 passed, 1686 warnings in 5260.50s (1:27:40) ---
--- PYPEIT DEVELOPMENT SUITE PASSED 291/291 TESTS  ---
Total disk usage: 325.999 GiB
Testing Started at 2026-01-17T01:19:03.073941
Testing Completed at 2026-01-17T15:43:29.837886
Total Time: 14:24:26.763945

[debora-pe]

Thanks @badpandabear!

[bpholden]

Thanks Dusty!