Add Below Ice Mountain quest

Add BIM to the world map plugin quest start locations, and the Camdozaal
dungeon to the skybox and discord regions

Co-authored-by: Adam <Adam@sigterm.info>

runelite-api/src/main/java/net/runelite/api/Quest.java

@@ -31,6 +31,7 @@ import lombok.RequiredArgsConstructor;
 public enum Quest
 {
 	//Free Quests
+	BELOW_ICE_MOUNTAIN(2874, "Below Ice Mountain"),
 	BLACK_KNIGHTS_FORTRESS(299, "Black Knights' Fortress"),
 	COOKS_ASSISTANT(300, "Cook's Assistant"),
 	THE_CORSAIR_CURSE(301, "The Corsair Curse"),