Impl `From<Array<T, U>>` for `[T; N]` generically (#1010) #526

Job	Run time
aarch64 (aarch64-unknown-linux-gnu, 1.60.0)	1m 52s
aarch64 (aarch64-unknown-linux-gnu, stable)	40s
build (1.60.0, armv7a-none-eabi)	1m 29s
cross (powerpc-unknown-linux-gnu, 1.60.0)	1m 49s
build (1.60.0, thumbv7em-none-eabi)	1m 21s
cross (powerpc-unknown-linux-gnu, stable)	1m 15s
build (1.60.0, wasm32-unknown-unknown)	1m 19s
test (i686-unknown-linux-gnu, ubuntu-latest, 1.60.0, sudo apt update && sudo apt install gcc-mult...	1m 40s
build (stable, armv7a-none-eabi)	16s
test (i686-unknown-linux-gnu, ubuntu-latest, stable, sudo apt update && sudo apt install gcc-mult...	38s
build (stable, thumbv7em-none-eabi)	41s
test (x86_64-unknown-linux-gnu, ubuntu-latest, 1.60.0)	1m 36s
build (stable, wasm32-unknown-unknown)	15s
test (x86_64-unknown-linux-gnu, ubuntu-latest, stable)	28s
test (x86_64-apple-darwin, macos-latest, 1.60.0)	2m 44s
test (x86_64-apple-darwin, macos-latest, stable)	48s
test (x86_64-pc-windows-msvc, windows-latest, 1.60.0)	2m 6s
test (x86_64-pc-windows-msvc, windows-latest, stable)	51s
minimal-versions / minimal-versions	44s
	22m 32s

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