qa/917: make pcpupstream logic match that in src/selinux/GNUlocaldefs
qa/917: make pcpupstream logic match that in src/selinux/GNUlocaldefs

The logic for culling the rawip_socket line from 917.out.in was NQR
and did not match the logic used when the pcpupstream module was
build over in ../src/selinux.

adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp