toolchain: glibc: Update glibc 2.37 to recent HEAD

toolchain: glibc: Update glibc 2.37 to recent HEAD

This adds the following changes:
b4f76ecc9e Ignore MAP_VARIABLE in tst-mman-consts.py
f5d377c896 __check_pf: Add a cancellation cleanup handler [BZ #20975]
0e3e9dbb0e Document BZ #20975 fix
e2974d26ce io: Fix record locking contants on 32 bit arch with 64 bit default time_t (BZ#30477)
3593050c27 io: Fix F_GETLK, F_SETLK, and F_SETLKW for powerpc64
8dcb1a5181 hppa: xfail debug/tst-ssp-1 when have-ssp is yes (gcc-12 and later)
0930ff8eb3 realloc: Limit chunk reuse to only growing requests [BZ #30579]
3f4b4e2cdd elf: _dl_find_object may return 1 during early startup (bug 30515)
260d4b742b nptl: Fix tst-cancel30 on sparc64
58f7431fd7 sparc: Fix la_symbind for bind-now (BZ 23734)
1caf955269 x86: Increase `non_temporal_threshold` to roughly `sizeof_L3 / 4`
80a8c858a5 x86: Fix slight bug in `shared_per_thread` cache size calculation.
cc8243fb0b x86: Use `3/4*sizeof(per-thread-L3)` as low bound for NT threshold.
f94ff95e93 x86: Fix incorrect scope of setting `shared_per_thread` [BZ# 30745]
0d500bfdc0 hurd: Make exception subcode a long
be26b29262 io: Fix record locking contants for powerpc64 with __USE_FILE_OFFSET64
3d24d1903d elf: Do not run constructors for proxy objects
a7e34a6675 elf: Always call destructors in reverse constructor order (bug 30785)
bdb594afa5 elf: Remove unused l_text_end field from struct link_map
1a7cbe52c8 elf: Move l_init_called_next to old place of l_text_end in link map
b752934602 CVE-2023-4527: Stack read overflow with large TCP responses in no-aaaa mode
6529a7466c (HEAD) getaddrinfo: Fix use after free in getcanonname (CVE-2023-4806)
79310b45af x86/dl-cacheinfo: remove unsused parameter from handle_amd
9d5c6e27ed x86: Fix for cache computation on AMD legacy cpus.
4473d1b87d Fix leak in getaddrinfo introduced by the fix for CVE-2023-4806 [BZ #30843]
94ef701365 Document CVE-2023-4806 and CVE-2023-5156 in NEWS
2dfd8c77b5 i686: Regenerate ulps
b4e23c75ae tunables: Terminate if end of input is reached (CVE-2023-4911)

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>