Add Railcraft NEI handlers to height hack

[D-Cysteine]

Add Railcraft NEI handlers to NEI defaults for height hack. As reported here:

• https://github.com/GTNewHorizons/GT-New-Horizons-Modpack/issues/16020

For reference, PR which updates the GTNH config:

• https://github.com/GTNewHorizons/GT-New-Horizons-Modpack/pull/16030