Rebundling abseil as the old version on Ubuntu does not have SimpleHe…

…xAtoi.

.gitmodules

@@ -10,6 +10,9 @@
 [submodule "third_party/fmt"]
  path = third_party/fmt
  url = https://github.com/fmtlib/fmt
+[submodule "third_party/abseil-cpp"]
+ path = third_party/abseil-cpp
+ url = https://github.com/abseil/abseil-cpp.git
 [submodule "third_party/datetime"]
  path = third_party/datetime
  url = https://github.com/HowardHinnant/date.git

src/substrait/textplan/parser/SubstraitPlanRelationVisitor.cpp

@@ -790,7 +790,7 @@ std::any SubstraitPlanRelationVisitor::visitExpressionFunctionUse(
  expr.mutable_scalar_function()->set_function_reference(funcReference);
  for (const auto& exp : ctx->expression()) {
  if (endsWith(exp->getText(), "_enum")) {
- std::string str = absl::StripSuffix(exp->getText(), "_enum");
+ std::string str{absl::StripSuffix(exp->getText(), "_enum")};
  expr.mutable_scalar_function()->add_arguments()->set_enum_(str);
  continue;
  }