Translate `Resources` content to French

The content from [/content/resources/fr](https://github.com/acid-info/contribute.logos.co/tree/develop/content/resources/fr) presenting the Logos stack and guiding contributors should be translated to French.

Right now it is a copy paste of the content in [/content/resources/en](https://github.com/acid-info/contribute.logos.co/tree/develop/content/resources/en).