docs: fix test password in readme closes #553
docs: fix test password in readme
closes #553

davecramer/pgjdbc,jkutner/pgjdbc,lordnelson/pgjdbc,zapov/pgjdbc,marschall/pgjdbc,sehrope/pgjdbc,Gordiychuk/pgjdbc,jamesthomp/pgjdbc,lordnelson/pgjdbc,pgjdbc/pgjdbc,sehrope/pgjdbc,jkutner/pgjdbc,jorsol/pgjdbc,zapov/pgjdbc,whitingjr/pgjdbc,davecramer/pgjdbc,Gordiychuk/pgjdbc,davecramer/pgjdbc,Gordiychuk/pgjdbc,jkutner/pgjdbc,zemian/pgjdbc,zemian/pgjdbc,sehrope/pgjdbc,davecramer/pgjdbc,golovnin/pgjdbc,whitingjr/pgjdbc,pgjdbc/pgjdbc,jorsol/pgjdbc,pgjdbc/pgjdbc,jorsol/pgjdbc,lordnelson/pgjdbc,zapov/pgjdbc,panchenko/pgjdbc,golovnin/pgjdbc,marschall/pgjdbc,AlexElin/pgjdbc,zemian/pgjdbc,sehrope/pgjdbc,golovnin/pgjdbc,jamesthomp/pgjdbc,panchenko/pgjdbc,pgjdbc/pgjdbc,panchenko/pgjdbc,marschall/pgjdbc,AlexElin/pgjdbc,AlexElin/pgjdbc,jorsol/pgjdbc,whitingjr/pgjdbc,jamesthomp/pgjdbc,marschall/pgjdbc