fdhddaqwriterexample and fdhddaqwriterexample_nozs fcl dependency issues

[fdhddaqwriterexample.fcl](https://github.com/DUNE/dunecore/blob/develop/dunecore/DAQTriggerSim/FDHDDAQWriter/fdhddaqwriterexample.fcl) and [fdhddaqwriterexample_nozs.fcl](https://github.com/DUNE/dunecore/blob/develop/dunecore/DAQTriggerSim/FDHDDAQWriter/fdhddaqwriterexample_nozs.fcl) 

includes prodsingle_dunefd.fcl which is from `dunesim` and is not a dependency of dunecore