Remove the dead `rpc.amqpConnect` method.
Remove the dead `rpc.amqpConnect` method.

patf/boulder,mozmark/boulder,bmw/boulder,hlandauf/boulder,josephyzhou/boulder,jsha/boulder,julienschmidt/boulder,jmhodges/boulder,modulexcite/boulder,jsha/boulder,jmhodges/boulder,letsencrypt/boulder,modulexcite/boulder,patf/boulder,sophie-h/boulder,josephyzhou/boulder,lmcro/boulder,hlandauf/boulder,jfrazelle/boulder,lmcro/boulder,tomclegg/boulder,KyleChamberlin/boulder,hlandauf/boulder,sophie-h/boulder,jgillula/boulder,josephyzhou/boulder,modulexcite/boulder,josephyzhou/boulder,jfrazelle/boulder,deserted/boulder,jfrazelle/boulder,tomclegg/boulder,sophie-h/boulder,modulexcite/boulder,mommel/boulder,ibukanov/boulder,letsencrypt/boulder,jgillula/boulder,bmw/boulder,jsha/boulder,jcjones/boulder,mommel/boulder,patf/boulder,devpaul/boulder,benileo/boulder,lmcro/boulder,mozmark/boulder,letsencrypt/boulder,mozmark/boulder,mommel/boulder,ZCloud-Firstserver/boulder,devpaul/boulder,KyleChamberlin/boulder,kuba/boulder,r0ro/boulder,kuba/boulder,r0ro/boulder,ZCloud-Firstserver/boulder,kuba/boulder,julienschmidt/boulder,mozmark/boulder,jcjones/boulder,deserted/boulder,jcjones/boulder,benileo/boulder,ibukanov/boulder,postfix/boulder,jfrazelle/boulder,ibukanov/boulder,mehmooda/boulder,julienschmidt/boulder,tomclegg/boulder,lucasallan/boulder,postfix/boulder,deserted/boulder,mehmooda/boulder,r0ro/boulder,bmw/boulder,deserted/boulder,r0ro/boulder,postfix/boulder,mehmooda/boulder,julienschmidt/boulder,devpaul/boulder,hlandauf/boulder,jgillula/boulder,tomclegg/boulder,jmhodges/boulder,ZCloud-Firstserver/boulder,ZCloud-Firstserver/boulder,benileo/boulder,devpaul/boulder,mommel/boulder,KyleChamberlin/boulder,lucasallan/boulder,kuba/boulder,jmhodges/boulder,benileo/boulder,mehmooda/boulder,patf/boulder,lmcro/boulder,lucasallan/boulder,postfix/boulder,KyleChamberlin/boulder,jcjones/boulder,jgillula/boulder