[clang] [llvm] [libc++][hardening] Fix references to old names for hardening modes (PR #71743)

[Louis Dionne via llvm-commits]

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@@ -116,7 +116,7 @@ else()
   set(LIBCXX_ABI_VERSION 2 CACHE STRING "")
   set(LIBCXX_ENABLE_SHARED OFF CACHE BOOL "")
   set(LIBCXX_ENABLE_STATIC_ABI_LIBRARY ON CACHE BOOL "")
-  set(LIBCXX_HARDENING_MODE "unchecked" CACHE STRING "")
+  set(LIBCXX_HARDENING_MODE "none" CACHE STRING "")
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ldionne wrote:

@petrhosek Can we set up a Fuchsia build bot? We even have one for Android now!

https://github.com/llvm/llvm-project/pull/71743