fixed missing quotes and removed curly braces according to discussion
fixed missing quotes and removed curly braces according to discussion

infosiftr/postgres,notnoopci/postgres,DanielDent/docker-postgres,docker-library/postgres,gamesbrainiac/postgres,bordin/postgres,sashaegorov/docker-postgres,qatsi/docker-postgres,hkjn/postgres,aledade/postgres,gouravnema/postgres,vartana/postgres