Fixing a small typo in the contributing documentation.
The project seems really promising, love it :)

In particular when fetching pleroma outbox

* tell the user to fork the repo

very small doc bug :)

* fix link

Set it as the default route for account page. The main goal is to better
differentiate the channel page from the account page. With the channel
page set as default, I hope people will better understand they are in
the account page, and that this account could have multiple channels.

This should fix https://github.com/Chocobozzz/PeerTube/issues/1850