Update scripts_custom.conf

Update THQS_ChatingNPC.txt field due to incorrect spelling.

npc/scripts_custom.conf

@@ -59,7 +59,7 @@
 //npc: npc/custom/quests/quest_shop.txt
 //npc: npc/custom/quests/questboard.txt
 // -- Treasure Hunters Guild Quests (40 Quests + Special Guild Shop)
-//npc: npc/custom/quests/thq/THQS_ChatingNPC.txt
+//npc: npc/custom/quests/thq/THQS_ChattingNPC.txt
 //npc: npc/custom/quests/thq/THQS_GuildNPC.txt
 //npc: npc/custom/quests/thq/THQS_QuestNPC.txt
 //npc: npc/custom/quests/thq/THQS_Quests.txt