[OpenMP] Use c_int/c_size_t in Fortran target memory routine interface

The Fortran interface is now in line with 5.1 specification.

Differential Revision: https://reviews.llvm.org/D94042

GitOrigin-RevId: fb1c52852690cb6ad6f7f2a7b5c35bf4d0c56e44
2 files changed