Pin numpy to <2.1 to avoid boolean ambiguity in zarr/numcodecs

NumPy 2.1.x introduces stricter boolean checks that break
zarr/numcodecs internals during test setup. Restrict to 2.0.x
series which works correctly with our dependency pins.

Author: adilraza99

poetry.lock

@@ -21,7 +21,7 @@ license = "MIT"
 
 [tool.poetry.dependencies]
 python = ">=3.10,<3.13"
-numpy = "<2.2"
+numpy = "<2.1"
 numba = ">=0.60.0"
 llvmlite = "*"
 scipy = "*"