Update pqos app help
Update pqos app help

Change-Id: I7cd7a8783c1d1b1b70e87bea28043c5513ec2622
Signed-off-by: Mateusz Starzyk <ac38ae936b62679f70bc01884d4dddd413b6ea9a@intel.com>

01org/intel-cmt-cat,01org/intel-cmt-cat,01org/intel-cmt-cat