Fix setup.sh for CI #2046

Job	Run time
sdist	50s
build-spidermonkey-unix (macos-15-intel, 3.10)	1m 49s
build-spidermonkey-unix (ubuntu-22.04, 3.10)	5m 6s
build-spidermonkey-unix (ubuntu-22.04-arm, 3.10)	20s
build-spidermonkey-win	16s
build-spidermonkey-unix (macos-14, 3.10)	12s
publish-nightly	1s
publish	1s
build-and-test	1s
publish-archive	1s
	8m 37s

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