[roll] Roll fuchsia [roll] Roll llvm-project/libc e0e4c1c..225fca2 (6 commits)

225fca2:https://llvm.googlesource.com/llvm-project/libc/+/225fca2c9ce5a9c7cc5643afc362e04ef1e866a5 [libc] Add symbolic constants for si_code values. (#211945)
9aa6705:https://llvm.googlesource.com/llvm-project/libc/+/9aa6705fe9f3f40e7361d28761299787dfc3f7d4 [libc][cpp::string] Do not count null terminator in capacity() (#211918)
c8f43e7:https://llvm.googlesource.com/llvm-project/libc/+/c8f43e7552d7e1eea81faec975d8ec3384941785 [libc] Small correctness tweaks to GPU allocator (#211610)
c008738:https://llvm.googlesource.com/llvm-project/libc/+/c008738dba381a9ffad2c8751178f662c1e5c621 [libc] Add missing standard and Linux header macros (#211862)
d031028:https://llvm.googlesource.com/llvm-project/libc/+/d0310284fdf0caef65efaf31781c7fb349162c3b [libc] Add missing sys/types.h integer and BSD/System V type definitions (#211861)
d98a89a:https://llvm.googlesource.com/llvm-project/libc/+/d98a89a18e48d6acc9dc190c3a566ee73f038cdc [libc][termios] Make termios hermetic and fix its compatibility with glibc 2.42 or after. (#211039)

Original-Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/1724564
Original-Original-Revision: 9bc47927556bcd251c773a96755bd75390025e62
GitOrigin-RevId: 0026acb978fd85c75f4b4e3e434eec021516a77f
Change-Id: I8c5495bc8ee81e1f5cda0dc9ab50ac11798bfacd
Reviewed-on: https://fuchsia-review.googlesource.com/c/integration/+/1725209
Cr-Commit-Position: refs/heads/main@{#197811}