[priority] disable debug output for pp_tpc
[priority] disable debug output for pp_tpc

this patch removes the debug output for pp_tpc and also decreases the
priority ratings so that the passive path will have a priority of 0.

Hannes Reinecke, Suse

vijaychauhan/multipath-tools,unakatsuo/multipath-tools,unakatsuo/multipath-tools,gebi/multipath-tools,vijaychauhan/multipath-tools,unakatsuo/multipath-tools,grzn/multipath-tools-explained,grzn/multipath-tools-explained