chore(deps): update clang to 21.1.6.0 (#661) #1561

Job	Run time
Lint	12s
Build source distribution	12s
Source only build on windows-latest	2m 14s
Source only build on ubuntu-latest	11m 59s
Source only build on macos-latest	14m 29s
Build musllinux_x86_64 wheels on ubuntu-latest	21m 1s
Build musllinux_i686 wheels on ubuntu-latest	20m 56s
Build manylinux_aarch64 wheels on ubuntu-24.04-arm	12m 38s
Build musllinux_ppc64le wheels on ubuntu-latest	23m 3s
Build musllinux_aarch64 wheels on ubuntu-24.04-arm	12m 17s
Build manylinux_x86_64 wheels on ubuntu-latest	19m 53s
Build manylinux_s390x wheels on ubuntu-latest	24m 9s
Build manylinux_i686 wheels on ubuntu-latest	17m 33s
Build manylinux_ppc64le wheels on ubuntu-latest	24m 14s
Build musllinux_s390x wheels on ubuntu-latest	23m 59s
Build universal2 wheels on macos-14	1m 28s
Build manylinux_riscv64 wheels on ubuntu-latest	21m 22s
Build manylinux_armv7l wheels on ubuntu-24.04-arm	13m 17s
Build x86 wheels on windows-2022	1m 36s
Build AMD64 wheels on windows-2022	1m 37s
Build ARM64 wheels on windows-11-arm	2m 24s
Build musllinux_armv7l wheels on ubuntu-24.04-arm	11m 59s
Build musllinux_riscv64 wheels on ubuntu-latest	22m 59s
Test SDist with python 3.13	34s
Test SDist with python 3.8	40s
Check dist	15s
Upload to PyPI	0s
	5h 7m 0s

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