1. Fix the broken link to dwonload UP2 Board BIOS
2. In Clear Linux 31030 the acrn.apl-up2.sbl name is changed to
acrn.apl-up2.sbl.sdc.32.out, so we need to update the creaet-up2-imgages.sh
3. Command "swupd verify --install -m" has been superseded, use "swupd
os-install -V" instead.
Signed-off-by: Lei, Lu <leix.lu@intel.com>