Hotfix: fix tests

[SBouchard01]

This PR fixes the test pipeline with the new ty version, and updates the tests structure.
It also fixes some typing issues

Derived from #274

[github-actions]

Coverage Report

File	Stmts	Miss	Cover	Missing
acm/catalogs/factories
cutsky.py	32	32	0%	5–121
acm/estimators/galaxy_clustering
base.py	48	48	0%	1–138
cic.py	33	33	0%	1–73
density_split.py	258	258	0%	1–616
jaxel_voids.py	382	382	0%	1–951
jaxmf.py	109	109	0%	1–337
knn.py	79	79	0%	1–215
minkowski.py	101	101	0%	1–260
mst.py	134	134	0%	1–363
multiplets.py	156	156	0%	1–512
polybin3d.py	31	31	0%	1–66
pydive.py	231	231	0%	1–512
spectrum.py	54	54	0%	1–176
voxel_voids.py	193	193	0%	1–480
wst.py	100	100	0%	1–274
acm/estimators/galaxy_clustering/backends
jaxpower.py	93	93	0%	1–321
pypower.py	91	91	0%	1–309
pyrecon.py	101	101	0%	1–330
acm/estimators/weak_lensing
correlation.py	28	28	0%	1–69
acm/lensing
__init__.py	1	1	0%	3
abacuslensing.py	82	82	0%	4–205
acm/observables
base.py	287	133	54%	119, 145–152, 206, 215–220, 246, 249, 319, 322, 350–367, 406–407, 444–446, 472–492, 511, 524, 533–546, 557–570, 626–639, 644, 648, 687, 694, 696, 720–742, 769–825, 852–869
combined.py	116	78	33%	30–31, 47, 68–74, 80, 84–95, 99–103, 107, 111, 115, 119, 123–127, 131–139, 146, 156, 166, 176, 192, 219–228, 261–273, 296–310, 334–348
acm/observables/bgs
__init__.py	3	3	0%	3–6
base.py	117	117	0%	1–349
density_split_correlation.py	151	151	0%	1–473
tpcf_module.py	119	119	0%	1–393
acm/observables/emc
__init__.py	13	13	0%	3–23
base.py	168	168	0%	1–497
bispectrum_module.py	121	121	0%	1–339
dd_knn_module.py	134	134	0%	1–379
density_split_module.py	136	136	0%	1–351
minkowski_module.py	108	108	0%	1–321
mst_module.py	118	118	0%	1–347
pdf_module.py	5	5	0%	1–12
projected_tpcf_module.py	105	105	0%	1–279
recon_spectrum_module.py	120	120	0%	1–336
spectrum_module.py	137	137	0%	1–378
tpcf_module.py	93	93	0%	1–286
versus_module.py	331	331	0%	1–833
vide_module.py	253	253	0%	1–680
wst_module.py	183	183	0%	1–447
TOTAL	6368	4963	22%

Tests	Skipped	Failures	Errors	Time
539	2 💤	0 ❌	0 🔥	28.692s ⏱️