Remove the useless linenoise function "freeHistory"
Remove the useless linenoise function "freeHistory"

*freeHistory is not necessary in the Embedded System Environment

fboris/firmware,fboris/firmware,zxc2694/moonbear-firmware,UrsusPilot/firmware,shengwen1997/moonbear-firmware,fboris/firmware,ming6842/firmware-new,ming6842/firmware-new,UrsusPilot/firmware,ming6842/firmware,shengwen1997/moonbear-firmware,UrsusPilot/firmware,ming6842/firmware-new,ming6842/firmware,ming6842/firmware,zxc2694/moonbear-firmware,shengwen1997/moonbear-firmware,zxc2694/moonbear-firmware