removed duplicate info from the output of 'create-hibernate-cfg-xml' command

bofore:

```
$ grails create-hibernate-cfg-xml
> hibernate.cfg.xml already exists. Overwrite? [y/n][y,n] y
| Created file grails-app/conf/hibernate/hibernate.cfg.xml
| Created /Users/yamkazu/Desktop/demo/grails-app/conf/hibernate/hibernate.cfg.xml
```

after:

```
$ grails create-hibernate-cfg-xml
> hibernate.cfg.xml already exists. Overwrite?[y,n] y
| Created file grails-app/conf/hibernate/hibernate.cfg.xml
```
Merge pull request #3 from yamkazu/patch

removed duplicate info from the output of 'create-hibernate-cfg-xml' command