Bug#1059653: netpipe: stop building netpipe-pvm; blocks removal of pvm

[Ansgar]

Source: netpipe
Version: 3.7.2-8
Severity: important
Control: block 1055957 by -1

Please stop building netpipe-pvm, it blocks removal of PVM (#1055957).
I don't think PVM is still relevant for parallel applications these
days.

Ansgar