Update team-data.json

Here are the new images

![200px-phoenix_suns_2013_logo](https://f.cloud.github.com/assets/6335230/1855996/54e3be9e-7740-11e3-8c80-284f965c644d.png)
![200px-new_orleans_pelicans](https://f.cloud.github.com/assets/6335230/1855999/5eb28ef0-7740-11e3-935d-d7988d31ed0f.png)