Minor docblock correction
Minor docblock correction

The documentation for the method ‘addJoinedEntityFromClassMetadata’ is
wrong. As we can see currently says you need to pass an object and that
is wrong. The $relation variable is passed to ‘addJoinedEntityResult’
which is using it as a ‘string’.

fabiocarneiro/doctrine2,Majkl578/doctrine2,bigfoot90/doctrine2,yurybykov/doctrine2,localheinz/doctrine2,TomasVotruba/doctrine2,giosh94mhz/doctrine2,mihai-stancu/doctrine2,fabiocarneiro/doctrine2,meeuw/doctrine2,nicolas-grekas/doctrine2,nicoschoenmaker/doctrine2,damour/doctrine2,TomasVotruba/doctrine2,mikeSimonson/doctrine2,Ocramius/doctrine2,BenMorel/doctrine2,lcobucci/doctrine2,deeky666/doctrine2,Sitetheory/doctrine2,localheinz/doctrine2,nicolas-grekas/doctrine2,meeuw/doctrine2,holtkamp/doctrine2,Ocramius/doctrine2,bigfoot90/doctrine2,Hikariii/doctrine2,stof/doctrine2,xhuberty/doctrine2,deeky666/doctrine2,doctrine/doctrine2,lcobucci/doctrine2,gnat42/doctrine2,gencer/doctrine2,beanworks/doctrine2,giosh94mhz/doctrine2,janlanger/doctrine2,BenMorel/doctrine2,aivus/doctrine2,PowerKiKi/doctrine2,renan/doctrine2,janlanger/doctrine2,steevanb/doctrine2-fix-persistent-collection-clear,Sitetheory/doctrine2,damour/doctrine2,AdactiveSAS/doctrine2,fprochazka/doctrine2,steevanb/doctrine2-fix-persistent-collection-clear,guiwoda/doctrine2,gnat42/doctrine2,Majkl578/doctrine2,mikeSimonson/doctrine2,tPl0ch/doctrine2,Hikariii/doctrine2,guiwoda/doctrine2,beanworks/doctrine2,doctrine/doctrine2,xhuberty/doctrine2,tPl0ch/doctrine2,yurybykov/doctrine2,stof/doctrine2,Ocramius/doctrine2,aivus/doctrine2,gencer/doctrine2,holtkamp/doctrine2,mihai-stancu/doctrine2,AdactiveSAS/doctrine2,nicoschoenmaker/doctrine2,renan/doctrine2,fprochazka/doctrine2,PowerKiKi/doctrine2