Interface auto connection request

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• The store-requests topic category in the Snapcraft Forum

Interface auto-connect request for the mari0 snap

Dear @reviewers, I would like to request the following interface auto-connections for https://snapcraft.io/mari0 according to the process for aliases, auto-connections and tracks.

Interface Name	Reasoning
joystick	It's a game, it support joysticks, users expect joysticks to work out of box (source)