Apply suggestions from code review

Co-authored-by: NightKev <34855794+DayKev@users.noreply.github.com>

src/data/ability.ts

@@ -4681,6 +4681,7 @@ export class PreventBypassSpeedChanceAbAttr extends AbAttr {
 
 /**
  * This applies a terrain-based type change to the Pokemon.
+ * Used by Mimicry.
  */
 export class TerrainEventTypeChangeAbAttr extends PostSummonAbAttr {
   constructor() {

src/test/moves/forests_curse.test.ts

@@ -32,7 +32,7 @@ describe("Moves - Forest's Curse", () => {
       .enemyMoveset(Moves.SPLASH);
   });
 
-  it("Using Forest's Curse on a Pokemon affected by Trick Or Treat will replace the Ghost-type with Grass", async () => {
+  it("will replace the added type from Trick Or Treat", async () => {
     await game.classicMode.startBattle([ Species.FEEBAS ]);
 
     const enemyPokemon = game.scene.getEnemyPokemon();

src/test/moves/reflect_type.test.ts

@@ -29,7 +29,7 @@ describe("Moves - Reflect Type", () => {
       .enemyAbility(Abilities.BALL_FETCH);
   });
 
-  it("If a typeless Pokemon has additionally been affected by Forest's Curse or Trick-or-Treat, however, Reflect Type will cause the user to become a Normal type with an added Grass or Ghost type respectively", async () => {
+  it("will make the user Normal/Grass if targetting a typeless Pokemon affected by Forest's Curse", async () => {
     game.override
       .moveset([ Moves.FORESTS_CURSE, Moves.REFLECT_TYPE ])
       .startingLevel(60)

src/test/moves/trick_or_treat.test.ts

@@ -32,7 +32,7 @@ describe("Moves - Trick Or Treat", () => {
       .enemyMoveset(Moves.SPLASH);
   });
 
-  it("Using Trick Or Treat on a Pokemon affected by Forest's Curse will replace the Grass-type with Ghost", async () => {
+  it("will replace added type from Forest's Curse", async () => {
     await game.classicMode.startBattle([ Species.FEEBAS ]);
 
     const enemyPokemon = game.scene.getEnemyPokemon();