chore: fix jpeg install instruction for Mac OS #702

Job	Run time
Build wheels on macos-13-xlarge	14m 44s
Build wheels on ubuntu-20.04	13m 1s
Build wheels on macos-13-xlarge	15m 1s
Build wheels on ubuntu-20.04	13m 7s
Build wheels on macos-13-xlarge	13m 17s
Build wheels on ubuntu-20.04	13m 34s
Build wheels on macos-13-xlarge	14m 20s
Build wheels on ubuntu-20.04	13m 12s
Build wheels on macos-13	38m 33s
Build wheels on macos-13	38m 28s
Build wheels on macos-13	35m 33s
Build wheels on macos-13	38m 33s
Build wheels on windows-latest	38m 27s
Build wheels on windows-latest	38m 10s
Build wheels on windows-latest	38m 22s
Build wheels on windows-latest	38m 16s
	6h 54m 38s

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