[backport/1.4] core: move setup_ssh() over to startup_blueos_update#3898

patrickelectric wants to merge 1 commit intobluerobotics:1.4-devbluerobotics/BlueOS:1.4-devfrom

joaoantoniocardoso:backports/1.4/setup_sshjoaoantoniocardoso/BlueOS-docker:backports/1.4/setup_sshCopy head branch name to clipboard