Fix gcc-14 build

[oleks-rip]

High Level Overview of Change

Fix fstream usage to be compatible with gcc-14

Context of Change

gcc-14 require explicit definition of the fstream classes

Type of Change

• [x] Bug fix (non-breaking change which fixes an issue)

API Impact

none

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 60.05%. Comparing base (c88166e) to head (571e259). Report is 38 commits behind head on develop.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #5025 +/- ## ============================================ - Coverage 76.97% 60.05% -16.93% ============================================ Files 1129 806 -323 Lines 131914 67307 -64607 Branches 39629 36826 -2803 ============================================ - Hits 101539 40418 -61121 + Misses 24459 19471 -4988 - Partials 5916 7418 +1502 ```

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[Bronek]

Note, this broke both MacOS and Windows build, because of no matching constructor for std::ifstream (and std::ostream) from boost::filesystem::path . Try adding .native() calls.

[oleks-rip]

Thank you. I've updated to 2.2.0-rc3 and everything seems ok, without this fix. I'll close it.