[clang] [llvm] Revert "CodeGen: Add LibcallLoweringInfo analysis pass (#168622)" (PR #171452)

[Matt Arsenault via llvm-commits]

arsenm wrote:

This is a pass pipeline issue. Everywhere manually adding TargetLibraryInfo to the pass pipeline needs to add RuntimeLibcallsInfo as well, until they are merged 

https://github.com/llvm/llvm-project/pull/171452