Updates French strings to reflect app structure changes
Updates French strings to reflect app structure changes

Favourites are no longer added using a star in the menu bar. Instead, each profile has a „Favourites“ button placed directly below the profile picture. This commit reflects those changes by changing the German wording of the empty view of the Favourites screen
warmshowers/wsandroid,CyrilWendl/wsandroid,saemy/wsandroid