Auto-sync with upstream branch release/2.35/master
    
    Upstream commit: a2f1675634b3513c09c38e55e6766e8c05768b1f
    
    - linux: __get_nprocs_sched: do not feed CPU_COUNT_S with garbage [BZ #28850]
    - posix: Fix tst-spawn6 terminal handling (BZ #28853)
    - Regenerate configure
    - Create ChangeLog.old/ChangeLog.24.
    - Prepare for glibc 2.35 release.
    - Regenerate configure.
    - Update install.texi, and regenerate INSTALL.
    - Update NEWS bug list.
    - Update NEWS.
    - Update translations.
    - Linux: Use ptrdiff_t for __rseq_offset
    - Fix elf/tst-audit25a with default bind now toolchains
    - posix: Replace posix_spawnattr_tc{get,set}pgrp_np with posix_spawn_file_actions_addtcsetpgrp_np
    - or1k: Define PI_STATIC_AND_HIDDEN
    - SET_RELHOOK: merge i386 and x86_64, and move to sysdeps/mach/hurd/x86
    - elf: Fix runtime linker auditing on aarch64 (BZ #26643)
    - elf: Issue la_symbind for bind-now (BZ #23734)
    - elf: Fix initial-exec TLS access on audit modules (BZ #28096)
    - elf: Add la_activity during application exit
    - localedata: Adjust C.UTF-8 to align with C/POSIX.
    - localedef: Fix handling of empty mon_decimal_point (Bug 28847)
    - malloc: Fix tst-mallocalign1 macro spacing.