fixup: set the `install_name` field of libmozjs dylib to use the RPAT… #1911

Job	Run time
sdist	27s
build-spidermonkey-win	11s
build-spidermonkey-unix (ubuntu-20.04, 3.10)	6s
build-spidermonkey-unix (macos-13, 3.10)	7s
build-spidermonkey-unix (macos-14, 3.10)	26s
build-spidermonkey-unix (pi, 3.10)	14s
check-install-from-sdist	15m 0s
build-and-test (ubuntu-20.04, 3.8)	2m 57s
build-and-test (ubuntu-20.04, 3.9)	2m 51s
build-and-test (ubuntu-20.04, 3.10)	2m 59s
build-and-test (ubuntu-20.04, 3.11)	3m 39s
build-and-test (ubuntu-20.04, 3.12)	2m 40s
build-and-test (ubuntu-20.04, 3.13)	3m 7s
build-and-test (macos-12, 3.8)	4m 21s
build-and-test (macos-12, 3.9)	3m 44s
build-and-test (macos-12, 3.10)	3m 59s
build-and-test (macos-12, 3.11)	3m 52s
build-and-test (macos-12, 3.12)	4m 33s
build-and-test (macos-12, 3.13)	5m 1s
build-and-test (macos-14, 3.8)	4m 29s
build-and-test (macos-14, 3.9)	3m 19s
build-and-test (macos-14, 3.10)	2m 45s
build-and-test (macos-14, 3.11)	3m 21s
build-and-test (macos-14, 3.12)	2m 36s
build-and-test (macos-14, 3.13)	2m 38s
build-and-test (windows-2022, 3.8)	8m 8s
build-and-test (windows-2022, 3.9)	8m 47s
build-and-test (windows-2022, 3.10)	5m 33s
build-and-test (windows-2022, 3.11)	8m 8s
build-and-test (windows-2022, 3.12)	8m 7s
build-and-test (windows-2022, 3.13)	10m 12s
build-and-test (pi, 3.8)	3m 6s
build-and-test (pi, 3.9)	1m 25s
build-and-test (pi, 3.10)	1m 29s
build-and-test (pi, 3.11)	1m 22s
build-and-test (pi, 3.12)	1m 24s
build-and-test (pi, 3.13)	1m 24s
publish	1m 43s
publish-nightly	2m 6s
publish-archive	2m 1s
	2h 24m 17s

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