Switch to scikit build core #707

Job	Run time
Documentation	2m 35s
Python 3.8 • ubuntu-latest	1m 5s
Python 3.9 • ubuntu-latest	39s
Python 3.10 • ubuntu-latest	1m 3s
Python 3.11 (with Praat tests) • ubuntu-latest	34s
Python 3.12 (with Praat tests) • ubuntu-latest	41s
Python pypy-3.8 • ubuntu-latest	1m 17s
Python pypy-3.9 (with Praat tests) • ubuntu-latest	48s
Python pypy-3.10 (with Praat tests) • ubuntu-latest	6m 37s
Python 3.11 (GCC 13) • ubuntu-24.04	32s
Python 3.11 (Clang 18) • ubuntu-24.04	33s
Python 3.11 (Release) • ubuntu-latest	44s
Python 3.8 • macos-13	1m 25s
Python 3.11 (with Praat tests) • macos-latest	1m 8s
Python 3.12 • macos-latest	1m 30s
Python 3.11 (Release) • macos-latest	1m 9s
Python pypy-3.10 • macos-13	6m 55s
Python 3.8 • windows-latest	1m 19s
Python 3.11 (with Praat tests) • windows-latest	1m 11s
Python 3.12 • windows-latest	1m 21s
Python 3.8 (32-bit) • windows-latest	1m 35s
Python 3.11 (32-bit) • windows-latest	2m 47s
Python 3.11 (Release) • windows-latest	1m 41s
Python pypy-3.10 • windows-latest	11m 59s
	51m 8s

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