Auto merge of #124560 - madsmtm:update-libc, r=Mark-Simulacrum

Update libc to 0.2.155

Motivation: To fix `-Zbuild-std` / Xargo for visionOS targets.

EDIT: Blocked on ~rust-lang/libc#3608 / rust-lang/libc#3609 ~rust-lang/libc#3682 and rust-lang/libc#3690 No longer blocked.