[SPIR-V] Rename internal command line flags for optimization level and mtriple used when passing options into the translate API call#123975

VyacheslavLevytskyy merged 3 commits intollvm:mainllvm/llvm-project:mainfrom

VyacheslavLevytskyy:change_api_internal_param_namesVyacheslavLevytskyy/llvm-project:change_api_internal_param_namesCopy head branch name to clipboard