replace erl sript in copied erts with generated version
replace erl sript in copied erts with generated version

Licenser/relx,timclassic/relx,erlware/relx,RJ/relx,lrascao/relx,bitwalker/relx,tsloughter/relx,priestjim/relx,umatomba/relx,bsmr-erlang/relx,ingwinlu/relx,ethercrow/relx,zugolosian/relx,syl20bnr/relx