[COOK-4147] add oracle rpms in default['postgresql']['pgdg']['repo_rpm_url']
[COOK-4147] add oracle rpms in default['postgresql']['pgdg']['repo_rpm_url']

patcon/postgresql,gsaslis/postgresql,dwashko/chef-postgresql,GitBytes/postgresql,h4ck3rm1k3/postgresql,h4ck3rm1k3/postgresql,wearefuturegov/postgresql,patcon/postgresql,rastasheep/postgresql,GitBytes/postgresql,livepy/postgresql,ozzyogkush/postgresql,livepy/postgresql,pronix/postgresql,ozzyogkush/postgresql,CloCkWeRX/postgresql,sous-chefs/postgresql,NREL-cookbooks/postgresql,yakara-ltd/postgresql,yakara-ltd/postgresql,hw-cookbooks/postgresql,dwashko/chef-postgresql,rastasheep/postgresql,Unholster/postgresql,eheydrick/postgresql,NREL-cookbooks/postgresql,hw-cookbooks/postgresql,dguenms/postgresql,chiemi627/postgresql,dguenms/postgresql,inetsys/postgresql,eheydrick/postgresql,sous-chefs/postgresql,pronix/postgresql,chiemi627/postgresql,Unholster/postgresql,wearefuturegov/postgresql,inetsys/postgresql,gsaslis/postgresql