Revert "[DebugInfo][DwarfDebug] Separate creation and population of abstract subprogram DIEs"#160349

dzhidzhoev merged 1 commit intomainllvm/llvm-project:mainfrom

revert-159104-debuginfo/split-abstract-sp-creation/basellvm/llvm-project:revert-159104-debuginfo/split-abstract-sp-creation/baseCopy head branch name to clipboard