update initial condition reader template

bfps/cpp/particles/particles_system_builder.hpp

@@ -224,7 +224,7 @@ struct particles_system_build_container {
 
         // TODO P2P load particle data too
         // Load particles from hdf5
-        particles_input_hdf5<partsize_t, particles_rnumber, 3,3> generator(mpi_comm, fname_input,
+        particles_input_hdf5<partsize_t, particles_rnumber, size_particle_positions, size_particle_rhs> generator(mpi_comm, fname_input,
                                             inDatanameState, inDatanameRhs, my_spatial_low_limit_z, my_spatial_up_limit_z);
 
         // Ensure parameters match the input file