Prop 685: Set Minimum Notional for FanPicks (PICKS)

Sets the exchange module minimum notional for FanPicks (PICKS, factory/inj1fd67295ktszxyhgewwfkgmvfzq6jfcu6n0vhey/PICKS) to 1 PICKS, enabling PICKS-quoted free-to-play binary-options markets for LocalTruth, an Injective Foundation grant project attesting official MONGOL MX League results on-chain (relayer approval in voting as Proposal 683).