Refactor move classes to implement respective interfaces for better structure

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

@@ -6,10 +6,10 @@ namespace PkmnLib.Plugin.Gen7.Scripts.Abilities;
 /// <see href="https://bulbapedia.bulbagarden.net/wiki/Protean_(Ability)">Bulbapedia - Protean</see>
 /// </summary>
 [Script(ScriptCategory.Ability, "protean")]
-public class Protean : Script
+public class Protean : Script, IScriptOnBeforeMove
 {
     /// <inheritdoc />
-    public override void OnBeforeMove(IExecutingMove move)
+    public void OnBeforeMove(IExecutingMove move)
     {
         if (move.User.Types.Count == 1 && move.User.Types[0] == move.UseMove.MoveType)
             return;