Use base executable when possible in PEP 517 build #3989

Job	Run time
Test Alpine Linux	0s
Generate Matrix	5s
Check ${{ matrix.platform.target }}	0s
Test Auditwheel	0s
Test Cross Compile	0s
Test Docker	0s
Test downstream - ${{ matrix.downstream.repository }}	0s
Test Bootstrap (ubuntu-latest)	3m 37s
Test Emscripten	0s
Test Bootstrap (macos-14)	2m 59s
Test MSRV	1m 59s
Test Bootstrap (windows-latest)	8m 55s
Test (ubuntu-latest, 3.12)	26m 57s
Test (ubuntu-latest, pypy3.10)	12m 4s
Test (macos-14, 3.12)	10m 21s
Test (windows-latest, 3.12)	21m 5s
Test (windows-latest, pypy3.10)	21m 40s
conclusion	1s
	1h 49m 43s

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