Resolve PyNumero incompatibilities with NumPy2 #5808

Job	Run time
lint/style-and-typos	48s
linux/3.8/bare-env	15s
linux/3.8	8m 39s
linux/3.9	6m 53s
linux/3.10	8m 38s
linux/3.11	8m 37s
linux/3.12	8m 38s
osx/3.8	8m 39s
osx/3.9	8m 40s
osx/3.10	8m 39s
osx/3.11	8m 39s
osx/3.12	8m 39s
win/3.9	1s
win/3.10	2m 26s
win/3.11	2m 18s
win/3.12	1s
linux/3.11/conda	8m 37s
linux/3.10/mpi	7m 54s
linux/3.10/cython	8m 38s
win/3.8/pip	1s
linux/3.11/singletest	8m 38s
linux/3.8/slim	3m 59s
linux/3.13/numpy2	1m 37s
linux/3.9/pyutilib	6m 54s
linux/pypy-3.9	3m 56s
process-coverage-${{ matrix.TARGET }}	1s
	2h 20m 45s

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