build/rpm/GNUmakefile: missed extra pmda_foo variables
build/rpm/GNUmakefile: missed extra pmda_foo variables

More of the conditional build/package changes.

Added some extra pmda_foo variables and forgot that pcp.spec is
created from pcp.spec.in by sed magic in the makefile, not
configure.

adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,wuliming/pcp,wuliming/pcp,wuliming/pcp,aeg-aeg/pcpfans,aeg-aeg/pcpfans,adfernandes/pcp,adfernandes/pcp,aeg-aeg/pcpfans,aeg-aeg/pcpfans,adfernandes/pcp,wuliming/pcp,adfernandes/pcp,aeg-aeg/pcpfans,adfernandes/pcp,aeg-aeg/pcpfans,aeg-aeg/pcpfans,wuliming/pcp,wuliming/pcp,wuliming/pcp,aeg-aeg/pcpfans,wuliming/pcp