adhoc s3 registry - add auth part in the registry config sample
adhoc s3 registry - add auth part in the registry config sample

Without the auth part, after spawning the registry we were not able to do an auth.

```
docker login -u .. -p ...  172.30.234.98:5000
Error response from daemon: no successful auth challenge forhttp://172.30.234.98:5000/v2/ - errors: []
```

Simply adding this part in the registry config sample

rhdedgar/openshift-ansible,twiest/openshift-ansible,maxamillion/openshift-ansible,mwoodson/openshift-ansible,akubicharm/openshift-ansible,maxamillion/openshift-ansible,ewolinetz/openshift-ansible,EricMountain-1A/openshift-ansible,brenton/openshift-ansible,detiber/openshift-ansible,liggitt/openshift-ansible,twiest/openshift-ansible,git001/openshift-ansible,robotmaxtron/openshift-ansible,aveshagarwal/openshift-ansible,thoraxe/openshift-ansible,wbrefvem/openshift-ansible,miminar/openshift-ansible,thoraxe/openshift-ansible,git001/openshift-ansible,rjhowe/openshift-ansible,twiest/openshift-ansible,rjhowe/openshift-ansible,EricMountain-1A/openshift-ansible,nhr/openshift-ansible,mmahut/openshift-ansible,wshearn/openshift-ansible,wbrefvem/openshift-ansible,maxamillion/openshift-ansible,twiest/openshift-ansible,rhdedgar/openshift-ansible,zhiwliu/openshift-ansible,jwhonce/openshift-ansible,sdodson/openshift-ansible,DG-i/openshift-ansible,kwoodson/openshift-ansible,mwoodson/openshift-ansible,detiber/openshift-ansible,jwhonce/openshift-ansible,nhr/openshift-ansible,sosiouxme/openshift-ansible,mmahut/openshift-ansible,brenton/openshift-ansible,markllama/openshift-ansible,twiest/openshift-ansible,aveshagarwal/openshift-ansible,jwhonce/openshift-ansible,DG-i/openshift-ansible,gburges/openshift-ansible,BlueShells/openshift-ansible,abutcher/openshift-ansible,anpingli/openshift-ansible,DG-i/openshift-ansible,sdodson/openshift-ansible,gburges/openshift-ansible,jwhonce/openshift-ansible,detiber/openshift-ansible,bparees/openshift-ansible,BlueShells/openshift-ansible,abutcher/openshift-ansible,BlueShells/openshift-ansible,akram/openshift-ansible,nak3/openshift-ansible,akram/openshift-ansible,aveshagarwal/openshift-ansible,akubicharm/openshift-ansible,wbrefvem/openshift-ansible,mmahut/openshift-ansible,ewolinetz/openshift-ansible,thoraxe/openshift-ansible,rjhowe/openshift-ansible,miminar/openshift-ansible,ttindell2/openshift-ansible,bparees/openshift-ansible,maxamillion/openshift-ansible,aveshagarwal/openshift-ansible,liggitt/openshift-ansible,mmahut/openshift-ansible,robotmaxtron/openshift-ansible,mmahut/openshift-ansible,tagliateller/openshift-ansible,rjhowe/openshift-ansible,akubicharm/openshift-ansible,wbrefvem/openshift-ansible,rharrison10/openshift-ansible,aveshagarwal/openshift-ansible,markllama/openshift-ansible,git001/openshift-ansible,nhr/openshift-ansible,abutcher/openshift-ansible,ttindell2/openshift-ansible,EricMountain-1A/openshift-ansible,zhiwliu/openshift-ansible,abutcher/openshift-ansible,akubicharm/openshift-ansible,miminar/openshift-ansible,EricMountain-1A/openshift-ansible,markllama/openshift-ansible,ewolinetz/openshift-ansible,brenton/openshift-ansible,sdodson/openshift-ansible,akubicharm/openshift-ansible,DG-i/openshift-ansible,git001/openshift-ansible,anpingli/openshift-ansible,nak3/openshift-ansible,zhiwliu/openshift-ansible,ttindell2/openshift-ansible,openshift/openshift-ansible,liggitt/openshift-ansible,maxamillion/openshift-ansible,detiber/openshift-ansible,EricMountain-1A/openshift-ansible,sosiouxme/openshift-ansible,sosiouxme/openshift-ansible,abutcher/openshift-ansible,tagliateller/openshift-ansible,openshift/openshift-ansible,ttindell2/openshift-ansible,sdodson/openshift-ansible,markllama/openshift-ansible,liggitt/openshift-ansible,miminar/openshift-ansible,tagliateller/openshift-ansible,rjhowe/openshift-ansible,zhiwliu/openshift-ansible,liggitt/openshift-ansible,tagliateller/openshift-ansible,jwhonce/openshift-ansible,miminar/openshift-ansible,ewolinetz/openshift-ansible,kwoodson/openshift-ansible,sosiouxme/openshift-ansible,rharrison10/openshift-ansible,wshearn/openshift-ansible,sdodson/openshift-ansible,markllama/openshift-ansible,tagliateller/openshift-ansible,detiber/openshift-ansible,ewolinetz/openshift-ansible,wbrefvem/openshift-ansible,sosiouxme/openshift-ansible,thoraxe/openshift-ansible,zhiwliu/openshift-ansible,ttindell2/openshift-ansible