Revert "[compiler-rt] Change std::sort to llvm::sort in response to r327219"

This reverts commit 2ee210e1963e03aacc0f71c50e4994bb5c66586e.

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@327936 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed