Enable FIPS mode at the CLI

Enable FIPS via Config Shell

root@<device name>:~# config
Welcome to the Opengear interactive config shell. Type ? or help for help.
config: system/fips
config(system/fips): enabled true
config(system/fips): apply
Updating entity system/fips.

Enable FIPS via ogcli

ogcli update system/fips enabled=true