Further work on the script interface rework

Plugins/PkmnLib.Plugin.Gen7/Scripts/Abilities/SandStream.cs

@@ -6,10 +6,10 @@ namespace PkmnLib.Plugin.Gen7.Scripts.Abilities;
 /// <see href="https://bulbapedia.bulbagarden.net/wiki/Sand_Stream_(Ability)">Bulbapedia - Sand Stream</see>
 /// </summary>
 [Script(ScriptCategory.Ability, "sand_stream")]
-public class SandStream : Script
+public class SandStream : Script, IScriptOnSwitchIn
 {
     /// <inheritdoc />
-    public override void OnSwitchIn(IPokemon pokemon, byte position)
+    public void OnSwitchIn(IPokemon pokemon, byte position)
     {
         var battleData = pokemon.BattleData;
         if (battleData == null)