MNT: Work-around cumprod and friends for numpy>=2

These were removed in numpy>=2, so just suppress the AttributeError in
the event that these are not available.

pint/facets/numpy/numpy_func.py

@@ -9,6 +9,7 @@
 from __future__ import annotations
 
 import warnings
+from contextlib import suppress
 from inspect import signature
 from itertools import chain
 
@@ -966,7 +967,9 @@ def implementation(a, *args, **kwargs):
 
 
 for func_str in ("cumprod", "nancumprod"):
- implement_single_dimensionless_argument_func(func_str)
+ # These functions were removed in later numpy versions
+ with suppress(AttributeError):
+ implement_single_dimensionless_argument_func(func_str)
 
 # Handle single-argument consistent unit functions
 for func_str in (