[all-commits] [llvm/llvm-project] 09ac2e: Remove deprecated warning from cmake files (#72595)

[Tacet via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 09ac2ec3ad368f82e6b0814a6427b2cb93591ef6
      https://github.com/llvm/llvm-project/commit/09ac2ec3ad368f82e6b0814a6427b2cb93591ef6
  Author: Tacet <4922191+AdvenamTacet at users.noreply.github.com>
  Date:   2023-11-16 (Thu, 16 Nov 2023)

  Changed paths:
    M libcxxabi/CMakeLists.txt
    M libunwind/CMakeLists.txt

  Log Message:
  -----------
  Remove deprecated warning from cmake files (#72595)

`LIBCXXABI_SYSROOT`, `LIBCXXABI_TARGET_TRIPLE` and
`LIBCXXABI_GCC_TOOLCHAIN` are not supported anymore. Based on the
comment, the warning should be removed after branching for LLVM 15.