Fails to build with with the option WITH_LIBXC=1 with libxc-5.0.0

[Yuri]

After update to libxc-5.0.0 it began to break:
```
mpif90 -c -O2 -fPIC -fimplicit-none -I /usr/local/include -I./MPI_instr -I./MPI_instr -I./MPI_instr -DMPI -DLIBXC /usr/ports/science/libgridxc/work/libgridxc-0.8.5/src/ldaxc.F90
/usr/ports/science/libgridxc/work/libgridxc-0.8.5/src/ldaxc.F90:98:8:

   98 | use xc_f90_types_m
      | 1
Fatal Error: Cannot open module file 'xc_f90_types_m.mod' for reading at (1): No such file or directory
compilation terminated.
```

OS: FreeBSD 12.2