Fix level 2 blissey with Cleffa egg move

Other other splitbreed with 3 species in chain are Roselia (evo by Item)
and Marill (evo @ 18); this hard check is hacky but works.

Legality/Core.cs

@@ -383,6 +383,8 @@ private static int getBaseSpecies(PK6 pk6, int skipOption = 0)
         {
             if (pk6.Species == 292)
                 return 290;
+            if (pk6.Species == 242 && pk6.CurrentLevel < 3) // Never Cleffa
+                return 113;
             DexLevel[] evos = Evolves[pk6.Species].Evos;
             switch (skipOption)
             {