Further work on refactor to interface based scripts

Plugins/PkmnLib.Plugin.Gen7/Scripts/Moves/StrengthSap.cs

@@ -1,10 +1,10 @@
 namespace PkmnLib.Plugin.Gen7.Scripts.Moves;
 
 [Script(ScriptCategory.Move, "strength_sap")]
-public class StrengthSap : Script
+public class StrengthSap : Script, IScriptOnSecondaryEffect
 {
     /// <inheritdoc />
-    public override void OnSecondaryEffect(IExecutingMove move, IPokemon target, byte hit)
+    public void OnSecondaryEffect(IExecutingMove move, IPokemon target, byte hit)
     {
         var attack = target.BoostedStats.Attack;
         if (!target.ChangeStatBoost(Statistic.Attack, -1, false, false))