Update CI to macos-13. (#1207) #4426

Job	Run time
Rustfmt	12s
Check --no-default-features (nightly)	53s
Check (stable)	6m 15s
Check nightly-only targets (nightly)	22s
Check (nightly)	6m 13s
Check selected Tier 3 platforms (nightly)	4m 50s
Check (1.63)	10m 36s
Test (ubuntu)	41s
Test rustix_use_experimental_asm (powerpc64le-linux)	1m 12s
Test (ubuntu-20.04)	47s
Test use-libc (ubuntu)	48s
Test rustix_use_experimental_asm (s390x-linux)	1m 2s
Test (i686-linux)	1m 0s
Test use-libc (i686-linux)	59s
Test (aarch64-linux)	1m 13s
Test use-libc (aarch64-linux)	1m 22s
Test (powerpc64le-linux)	1m 7s
Test use-libc (powerpc64le-linux)	1m 8s
Test (riscv64-linux)	1m 2s
Test use-libc (riscv64-linux)	1m 4s
Test (s390x-linux)	1m 0s
Test use-libc (s390x-linux)	1m 5s
Test (arm-linux)	58s
Test use-libc (arm-linux)	1m 1s
Test (ubuntu-stable)	44s
Test (i686-linux-stable)	1m 5s
Test (aarch64-linux-stable)	1m 5s
Test (riscv64-linux-stable)	1m 2s
Test (s390x-linux-stable)	1m 10s
Test (powerpc64le-linux-stable)	1m 8s
Test (arm-linux-stable)	58s
Test (ubuntu-1.63)	2m 19s
Test (i686-linux-1.63)	2m 35s
Test (aarch64-linux-1.63)	2m 49s
Test (riscv64-linux-1.63)	2m 40s
Test (s390x-linux-1.63)	2m 36s
Test (powerpc64le-linux-1.63)	2m 47s
Test (arm-linux-1.63)	2m 43s
Test (macos-latest)	53s
Test (macos-13)	1m 20s
Test (windows)	43s
Test (windows-2019)	1m 12s
Test (musl)	48s
	1h 17m 27s

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