message: Fix an error in an mpio plist test
diff: @@ -302,7 +302,7 @@ fn test_fapl_driver_mpio() -> hdf5::Result<()> {
  let d = check_matches!(b.finish()?.get_driver()?, d, FileDriver::Mpio(d));
  let mut cmp = mem::MaybeUninit::uninit();
  - unsafe { MPI_Comm_compare(d.comm, world_comm, cmp.as_mut_ptr() as &mut _) };
  + unsafe { MPI_Comm_compare(d.comm, world_comm, cmp.as_mut_ptr()) };
  assert_eq!(unsafe { cmp.assume_init() }, MPI_CONGRUENT as _);
  Ok(())
  