Permit building `mkl_fft` with Python 3.13 #541

Job	Run time
build_windows (3.10)	10m 49s
build_windows (3.9)	10m 50s
build_windows (3.11)	11m 2s
build_windows (3.12)	10m 51s
build_linux (3.11)	2m 27s
build_linux (3.9)	3m 5s
build_linux (3.10)	3m 26s
build_linux (3.12)	2m 53s
test_linux (3.9, false, ubuntu-latest)	1m 16s
test_linux (3.12, false, ubuntu-latest)	1m 16s
test_linux (3.11, false, ubuntu-latest)	1m 26s
test_linux (3.10, false, ubuntu-latest)	1m 22s
test_windows (3.9, false, windows-latest)	3m 17s
test_windows (3.10, false, windows-latest)	3m 19s
test_windows (3.12, false, windows-latest)	3m 49s
test_windows (3.11, false, windows-latest)	3m 15s
	1h 14m 23s

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