Fix Beat Up using wrong form stat

Author: andrebastosdias

data/moves.ts

@@ -1194,9 +1194,9 @@ export const Moves: import('../sim/dex-moves').MoveDataTable = {
 		accuracy: 100,
 		basePower: 0,
 		basePowerCallback(pokemon, target, move) {
-			const currentSpecies = move.allies!.shift()!.species;
-			const bp = 5 + Math.floor(currentSpecies.baseStats.atk / 10);
-			this.debug(`BP for ${currentSpecies.name} hit: ${bp}`);
+			const setSpecies = this.dex.species.get(move.allies!.shift()!.set.species);
+			const bp = 5 + Math.floor(setSpecies.baseStats.atk / 10);
+			this.debug(`BP for ${setSpecies.name} hit: ${bp}`);
 			return bp;
 		},
 		category: "Physical",