Support visionOS, watchOS, and tvOS #190

Job	Run time
ios-check (stable, aarch64-apple-ios)	1m 26s
apple-tier-3-check (aarch64-apple-visionos)	38s
ios-check (stable, x86_64-apple-ios)	1m 18s
macos-docs	1m 14s
apple-tier-3-check (aarch64-apple-visionos-sim)	36s
macos-test (stable)	1m 19s
ios-check (stable, aarch64-apple-ios-sim)	2m 31s
apple-tier-3-check (aarch64-apple-watchos)	33s
macos-test (nightly)	1m 24s
ios-check (nightly, aarch64-apple-ios)	1m 24s
apple-tier-3-check (arm64_32-apple-watchos)	36s
ios-check (nightly, x86_64-apple-ios)	1m 25s
cargo-publish	0s
apple-tier-3-check (armv7k-apple-watchos)	34s
ios-check (nightly, aarch64-apple-ios-sim)	1m 22s
apple-tier-3-check (aarch64-apple-watchos-sim)	33s
apple-tier-3-check (x86_64-apple-watchos-sim)	14s
apple-tier-3-check (aarch64-apple-tvos)	1m 3s
apple-tier-3-check (aarch64-apple-tvos-sim)	37s
apple-tier-3-check (x86_64-apple-tvos-sim)	14s
	19m 1s

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