musl: Update to latest tip of trunk
Drop upstream patch
This brings in following fixes
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3f701faa (upstream/master, origin/master) fix libc-internal signal blocking on mips archs
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0fbd7d66 fix broken struct shmid_ds on powerpc (32-bit)
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4f3d346b math: fix fmaf not to depend on FE_TOWARDZERO
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937822ab fix TZ parsing logic for identifying POSIX-form strings
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1f0c7cb1 riscv: rename __NR_fstatat __NR_newfstatat
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d8cb888d remove return with expression in void function
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b7a130e0 remove unnecessary cast for map_library return
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bd3b9c4c add pthread_getname_np function
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e1a51185 fix popen not to leak pipes from one child to another
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e74acd59 remove spurious lock in popen
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9a40e842 define __STDC_UTF_{16,32}__ macros
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
