Remove use of `python setup.py develop/install` in the project #5897

Job	Run time
build_linux (3.10)	32m 36s
build_linux (3.11)	33m 13s
build_linux (3.12)	34m 17s
build_linux (3.13)	32m 9s
build_windows (3.10)	45m 37s
build_linux (3.14)	33m 7s
build_windows (3.11)	43m 50s
build_windows (3.13)	43m 24s
build_windows (3.14)	42m 59s
build_windows (3.12)	43m 50s
test_examples_linux (3.11, false, ubuntu-22.04)	9m 2s
test_linux (3.12, false, ubuntu-22.04)	30m 15s
test_linux (3.13, false, ubuntu-22.04)	12m 3s
test_linux (3.10, false, ubuntu-22.04)	10m 31s
array-api-conformity (3.10, false, ubuntu-22.04)	5m 47s
test_linux (3.14, false, ubuntu-22.04)	11m 49s
test_linux (3.11, false, ubuntu-22.04)	10m 56s
test_windows (3.10, false, windows-latest)	15m 45s
test_windows (3.11, false, windows-latest)	15m 49s
test_windows (3.12, false, windows-latest)	12m 41s
test_windows (3.13, false, windows-latest)	16m 3s
test_windows (3.14, false, windows-latest)	16m 0s
upload_windows	-1s
Clean up anaconda packages	0s
upload_linux	-1s
	9h 11m 41s

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