Pin pandas to 2.3.2

Pandas 2.3.3 can segfault when parsing strings:
pandas-dev/pandas#62617

The fix was only included in Pandas 3.0, which is a major upgrade, so
downgrade to 2.3.2 for now.

Author: Jacob Garber

poetry.lock

@@ -20,7 +20,7 @@ numpy = "==1.26.4"
 numba = ">=0.60.0"
 llvmlite = "*"
 scipy = "*"
-pandas = "*"
+pandas = "2.3.2"
 zarr = ">=2.18.3, <3.0.0"
 numcodecs = ">=0.13, <0.16"
 dask = {version="*", extras=["array"]}