chore: Release rustix version 0.38.16 #3388

Job	Run time
Check (stable)	11m 9s
Check (nightly)	7m 57s
Check (1.63)	17m 7s
Rustfmt	8s
Check nightly-only targets (nightly)	32s
Check --no-default-features (nightly)	1m 14s
Check selected Tier 3 platforms (nightly)	4m 50s
Test rustix_use_experimental_asm (powerpc64le-linux)	1m 37s
Test (ubuntu)	1m 4s
Test use-libc (ubuntu)	1m 29s
Test (ubuntu-20.04)	1m 3s
Test use-libc (i686-linux)	1m 17s
Test (i686-linux)	1m 30s
Test use-libc (aarch64-linux)	1m 29s
Test (aarch64-linux)	1m 51s
Test use-libc (powerpc64le-linux)	1m 23s
Test (powerpc64le-linux)	1m 36s
Test use-libc (riscv64-linux)	1m 24s
Test (riscv64-linux)	1m 45s
Test use-libc (arm-linux)	1m 27s
Test (s390x-linux)	1m 46s
Test (arm-linux)	1m 29s
Test (ubuntu-stable)	1m 4s
Test (i686-linux-stable)	1m 27s
Test (aarch64-linux-stable)	1m 33s
Test (riscv64-linux-stable)	1m 43s
Test (s390x-linux-stable)	1m 45s
Test (powerpc64le-linux-stable)	1m 23s
Test (arm-linux-stable)	2m 5s
Test (ubuntu-1.63)	4m 39s
Test (i686-linux-1.63)	5m 52s
Test (aarch64-linux-1.63)	5m 55s
Test (riscv64-linux-1.63)	6m 8s
Test (s390x-linux-1.63)	4m 58s
Test (powerpc64le-linux-1.63)	5m 40s
Test (arm-linux-1.63)	5m 14s
Test (macos-latest)	1m 34s
Test (macos-11)	1m 21s
Test (windows)	1m 22s
Test (windows-2019)	1m 17s
	2h 0m 7s

Provide feedback