bin/ps: adjust PIDLEN

DragonFly's pids can now become 6 digits long
kernel/acpi: Add the ACPI_LV_REPAIR debug level (added in ACPICA 20091214).

Also sync the list of debug levels in the manual page.
usr.bin/top: Correct formatting for PIDs

DragonFly PIDs can now be up to 6 digits long
Merge branch 'master' of ssh://crater.dragonflybsd.org/repository/git/dragonfly