[llvm] [SROA] Unify the names of new instructions created in SROA. (PR #167917)

[Shubham Sandeep Rastogi via llvm-commits]

rastogishubham wrote:

@aeubanks Please correct me if I am wrong, if we do an LTO build and the names are different because one LTO build is Release + Asserts without NDEBUG defined, and the other is with a Release compiler (where NDEBUG) would be defined, wouldn't the bitcode be different?

https://github.com/llvm/llvm-project/pull/167917