Move OnInitialize to interface

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

@@ -1,13 +1,13 @@
 namespace PkmnLib.Plugin.Gen7.Scripts.Moves;
 
 [Script(ScriptCategory.Move, "set_weather")]
-public class SetWeather : Script
+public class SetWeather : Script, IScriptOnInitialize
 {
     private string _weather = null!;
     private int _defaultTurns = 5;
 
     /// <inheritdoc />
-    public override void OnInitialize(IReadOnlyDictionary<StringKey, object?>? parameters)
+    public void OnInitialize(IReadOnlyDictionary<StringKey, object?>? parameters)
     {
         if (!parameters!.TryGetValue("weather", out var weather) || weather is null)
         {