[roll] Roll fuchsia [roll] Roll llvm-project/libc d102ab8..bfd9d49 (9 commits)

bfd9d49:https://llvm.googlesource.com/llvm-project/libc/+/bfd9d49bcf4edb4d752ccb4e9a40b95ef50120d7 [libc] Enable most tests in hermetic mode (#213852)
d3d3fe6:https://llvm.googlesource.com/llvm-project/libc/+/d3d3fe6fe3fb51c663aadb589a963783478d223d [libc] Fix Atan2f128 and add tests for all versions (#215023)
e2f1e18:https://llvm.googlesource.com/llvm-project/libc/+/e2f1e18e50ddd3846a3c6313ef49dc212905c7d2 [compiler-rt][builtins] libc-backed int-to-double/float builtins (#209900)
405de29:https://llvm.googlesource.com/llvm-project/libc/+/405de29b7d4258a3fde1b6dcf9b88bffe50e26b9 [compiler-rt][builtins] add libc-backed double/float-to-int builtins (#207543)
570ac1a:https://llvm.googlesource.com/llvm-project/libc/+/570ac1aa3da07cc0b62c1d58a6c732e43adba8d0 [libc] Read multiple interfaces per netlink message in if_nameindex (#213952)
f47e127:https://llvm.googlesource.com/llvm-project/libc/+/f47e127fad409a4ea76be07be2111c5019f11054 [libc] Enable unistd.h on linux/arm and aarch64 (#214429)
e6e59fe:https://llvm.googlesource.com/llvm-project/libc/+/e6e59fee1d41c7917b308dd10402bd62f54be79a [libc][time] Add timer_t. (#214776)
5e85f15:https://llvm.googlesource.com/llvm-project/libc/+/5e85f15ed6e7cc11a9a17bab78f6670d230c4b85 [libc] introduce hardening mode and add heap integrity check as example (#210373)
1cecdfd:https://llvm.googlesource.com/llvm-project/libc/+/1cecdfdfd017c0546fb3b1f9d79c85626f520b91 [libc] armv8m hard float build check (#214090)

Original-Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/1750270
Original-Original-Revision: 0477ad426ea6a45498d0e70842b6ac59c4eed8bf
GitOrigin-RevId: fa955601b1eec6b99f8a53f3b52a8ac842eed172
Change-Id: Ia422afd915cc9a5dd4119397e10417f3a6bbd1d4
Reviewed-on: https://fuchsia-review.googlesource.com/c/integration/+/1750389
Cr-Commit-Position: refs/heads/main@{#198916}