arrow

GH-38697: [C++][Gandiva] Use arrow io util to replace std::filesystem::path in gandiva (#38698)

### Rationale for this change
AlmaLinux 8 CI reported linker failure when `std::filesystem::path` is used, and This PR tries to it.

### What changes are included in this PR?
Replace replace `std::filesystem::path` in gandiva with arrow's internal io util so that AlmaLinux 8 CI build can work.

### Are these changes tested?
It should be covered by existing tests and CI.

### Are there any user-facing changes?
No
* Closes: #38697

Lead-authored-by: Yue Ni <niyue.com@gmail.com>
Co-authored-by: Yue <niyue.com@gmail.com>
Co-authored-by: Antoine Pitrou <antoine@python.org>
Co-authored-by: Antoine Pitrou <pitrou@free.fr>
Signed-off-by: Antoine Pitrou <antoine@python.org>