Moved code that sets rootfs mount options to after online_config.txt. This allows to change rootfstype in the online_config script. Also added default case branch that fails for unknown filesystems.
Moved code that sets rootfs mount options to after online_config.txt.
This allows to change rootfstype in the online_config script.
Also added default case branch that fails for unknown filesystems.

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