pkg/postgres: Add default for service name
pkg/postgres: Add default for service name

Signed-off-by: Jonathan Rudenberg <3692bfa45759a67d83aedf0045f6cb635a966abf@titanous.com>

justintung/flynn,shads196770/flynn,kgrz/flynn,GrimDerp/flynn,technosophos/flynn,justintung/flynn,supermario/flynn,ozum/flynn,philiplb/flynn,schatt/flynn,jzila/flynn,justintung/flynn,flynn/flynn,TribeMedia/flynn,lmars/flynn,GrimDerp/flynn,arekkas/flynn,kgrz/flynn,pkdevbox/flynn,tonicbupt/flynn,whouses/flynn,josephglanville/flynn,pkdevbox/flynn,kgrz/flynn,GrimDerp/flynn,supermario/flynn,clifff/flynn,Brandywine2161/flynn,mubassirhayat/flynn,schatt/flynn,arekkas/flynn,tonicbupt/flynn,pkdevbox/flynn,TribeMedia/flynn,arekkas/flynn,ozum/flynn,tonicbupt/flynn,supermario/flynn,TribeMedia/flynn,justintung/flynn,lmars/flynn,lmars/flynn,mubassirhayat/flynn,technosophos/flynn,supermario/flynn,whouses/flynn,flynn/flynn,justintung/flynn,philiplb/flynn,rikur/flynn,shads196770/flynn,whouses/flynn,kgrz/flynn,mubassirhayat/flynn,clifff/flynn,supermario/flynn,schatt/flynn,benbjohnson/flynn,jzila/flynn,kgrz/flynn,rikur/flynn,josephglanville/flynn,tonicbupt/flynn,pkdevbox/flynn,Brandywine2161/flynn,felixrieseberg/flynn,Brandywine2161/flynn,schatt/flynn,jzila/flynn,philiplb/flynn,benbjohnson/flynn,felixrieseberg/flynn,felixrieseberg/flynn,Brandywine2161/flynn,supermario/flynn,felixrieseberg/flynn,TribeMedia/flynn,shutej/flynn,flynn/flynn,schatt/flynn,flynn/flynn,shads196770/flynn,rikur/flynn,flynn/flynn,jzila/flynn,benbjohnson/flynn,lmars/flynn,clifff/flynn,schatt/flynn,tonicbupt/flynn,benbjohnson/flynn,shads196770/flynn,rikur/flynn,shads196770/flynn,pkdevbox/flynn,rikur/flynn,technosophos/flynn,mubassirhayat/flynn,josephglanville/flynn,jzila/flynn,ozum/flynn,pkdevbox/flynn,arekkas/flynn,felixrieseberg/flynn,whouses/flynn,ozum/flynn,clifff/flynn,whouses/flynn,josephglanville/flynn,justintung/flynn,lmars/flynn,rikur/flynn,kgrz/flynn,benbjohnson/flynn,technosophos/flynn,ozum/flynn,clifff/flynn,technosophos/flynn,shads196770/flynn,Brandywine2161/flynn,whouses/flynn,jzila/flynn,TribeMedia/flynn,benbjohnson/flynn,ozum/flynn,TribeMedia/flynn,GrimDerp/flynn,clifff/flynn,GrimDerp/flynn,philiplb/flynn,philiplb/flynn,Brandywine2161/flynn,arekkas/flynn,josephglanville/flynn,josephglanville/flynn,GrimDerp/flynn