Credit more people for JIT in 3.15 #643

Job	Run time
x86_64-apple-darwin/clang	22m 34s
aarch64-apple-darwin/clang	11m 27s
aarch64-unknown-linux-gnu/gcc	7m 22s
x86_64-unknown-linux-gnu/gcc-free-threading	7m 48s
x86_64-unknown-linux-gnu/gcc	10m 11s
	59m 22s

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