message: [Symbol] Trivial typo fix
  uto -> auto
diff: @@ -3212,7 +3212,7 @@ public:
  SymbolFile *sym_file = m_swift_ast_ctx.GetSymbolFile();
  if (!sym_file)
  return;
  - uto ast_ctx = sym_file->GetTypeSystemForLanguage(eLanguageTypeObjC);
  + auto ast_ctx = sym_file->GetTypeSystemForLanguage(eLanguageTypeObjC);
  if (!ast_ctx)
  return llvm::consumeError(ast_ctx.takeError());
  auto *clang_ctx = llvm::dyn_cast_or_null<ClangASTContext>(&(*ast_ctx));
  