Create a resources page

1. Create a resources page at `/resources`
2. Add it to the small navigation bar next to "[Newsletter](https://testingconferences.org/subscribe) | [Blog](https://testingconferences.org/news) | [About](https://testingconferences.org/about)"
3. Add some initial text to the page "Coming soon. Resources to help you attend and eventually run your own workshop or conferences".