fortran/use-mpi-f08: simplify mod/mpi-f08-interfaces.h

have this file generated at configure time and use the
@OMPI_FORTRAN_IGNORE_TKR_PREDECL@ and @OMPI_FORTRAN_IGNORE_TKR_TYPE@
variable for buffer definitions

Signed-off-by: Gilles Gouaillardet <gilles@rist.or.jp>

config/ompi_config_files.m4

@@ -43,6 +43,7 @@ AC_DEFUN([OMPI_CONFIG_FILES],[
         ompi/mpi/fortran/use-mpi-f08/profile/Makefile
         ompi/mpi/fortran/use-mpi-f08/bindings/Makefile
         ompi/mpi/fortran/use-mpi-f08/mod/Makefile
+        ompi/mpi/fortran/use-mpi-f08/mod/mpi-f08-interfaces.h
         ompi/mpi/fortran/mpiext-use-mpi/Makefile
         ompi/mpi/fortran/mpiext-use-mpi-f08/Makefile
         ompi/mpi/tool/Makefile