Link "Funkwhale for Android" on applications page

Since the first version of "Funkwhale for Android" has been released, it should be linked from the application page. We should also host a basic application landing page that can be linked from the application list and used to advertise FFA.

added StatusReady label

assigned to @ryan_harg

mentioned in commit 634a3c55

mentioned in merge request !51 (merged)

mentioned in commit b82aca82

mentioned in commit ce0bb1ba

mentioned in commit ab9397a6

mentioned in commit d934569d

closed with merge request !51 (merged)

mentioned in commit 9d6a1b31

mentioned in merge request !52 (closed)

reopened

closed