[modules/cpu2] align cpu load
[modules/cpu2] align cpu load

This fixes a rough edge in cpu2 module where variable size of total cpu
load value string was making the whole bar slide during updates. CPU
load is right-alligned now and takes 3 chars in the widget, so load can
go up to 100 and still fit.

tobi-wan-kenobi/bumblebee-status,tobi-wan-kenobi/bumblebee-status