Dedupe elements in embed-ldflags.
Dedupe elements in embed-ldflags.

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