[llvm] Reland "[LTO] Run Argument Promotion before IPSCCP" (PR #111853)

[Thurston Dang via llvm-commits]

thurstond wrote:

My bad, please ignore my above message. The failure was due to a revert (https://github.com/llvm/llvm-project/commit/f548d39c3c751446d124c08769080214680d53ba).

https://github.com/llvm/llvm-project/pull/111853