message: Drop log level for a few log lines in the HLO parser
  The goal is to make it consistent with other logs in the same file
diff: @@ -3599,7 +3599,7 @@ bool HloParserImpl::ParseHloComputationList(
  if (!ParseHloComputation(&computation)) {
  return false;
  }
  - LOG(INFO) << "parsed computation " << computation->name();
  + VLOG(3) << "parsed computation " << computation->name();
  result->push_back(computation);
  return true;
  };
  @@ -4117,7 +4117,7 @@ bool HloParserImpl::ParseFftType(FftType* result) {
  }
  bool HloParserImpl::ParseComparisonDirection(ComparisonDirection* result) {
  - VLOG(1) << "ParseComparisonDirection";
  + VLOG(3) << "ParseComparisonDirection";
  if (lexer_.GetKind() != TokKind::kIdent) {
  return TokenError("expects comparison direction");
  }
  