fixed bug when dynamic_args is not passed in request and is empty
fixed bug when dynamic_args is not passed in request and is empty

strands-project/strands_qsr_lib,pet1330/strands_qsr_lib,yianni/rtd-dbg,Raziel90/strands_qsr_lib,cdondrup/strands_qsr_lib,PDuckworth/strands_qsr_lib,yianni/strands_qsr_lib,cburbridge/strands_qsr_lib