pmc2c: use the current libs not the installed
pmc2c: use the current libs not the installed

pmc2c favored installed Parrot::Pmc2c libs over the current ones, which
made debugging Parrot::Pmc2c methods hard.

tkob/parrot,tkob/parrot,youprofit/parrot,youprofit/parrot,youprofit/parrot,FROGGS/parrot,parrot/parrot,FROGGS/parrot,parrot/parrot,youprofit/parrot,youprofit/parrot,parrot/parrot,parrot/parrot,youprofit/parrot,tkob/parrot,tkob/parrot,FROGGS/parrot,tkob/parrot,tkob/parrot,FROGGS/parrot,youprofit/parrot,FROGGS/parrot,tkob/parrot,FROGGS/parrot,FROGGS/parrot,youprofit/parrot,tkob/parrot,FROGGS/parrot,parrot/parrot