Removed launching of a subshell in order to iterate over files.
Removed launching of a subshell in order to iterate over files.

firepick/FireHawk,beylsp/rpi-installer,beylsp/rpi-installer,racing-tech/rrp-raspi-installer,daytonpid/FireHawk,FooDeas/raspberrypi-ua-netinst,racing-tech/rrp-raspi-installer,yodaaut/raspbian-ua-netinst