patch alt_disk install image

create disk copy :

     alt_disk_copy -O -B -d "hdisk25 hdisk26"

wake up disk copy :

     alt_rootvg_op -W -d hdisk25

update alternate disk copy : 

     alt_rootvg_op -C -b update_all -l /updates/5300-12-04

close alternate disk copy, and bosboot it:

     alt_rootvg_op -St