Implement most pokeballs

PkmnLib.Dynamic/Models/Pokemon.cs

@@ -106,7 +106,7 @@ public interface IPokemon : IScriptSource, IDeepCloneable
     /// <summary>
     /// The happiness of the Pokemon. Also known as friendship.
     /// </summary>
-    byte Happiness { get; }
+    byte Happiness { get; set; }
 
     /// <summary>
     /// The stats of the Pokemon when disregarding any stat boosts.
@@ -708,7 +708,7 @@ public class PokemonImpl : ScriptSource, IPokemon
     public float HeightInMeters { get; set; }
 
     /// <inheritdoc />
-    public byte Happiness { get; }
+    public byte Happiness { get; set; }
 
     /// <inheritdoc />
     public StatisticSet<uint> FlatStats { get; } = new();