[Feature] Add player /inspect quest event (#2508)

Returning non-zero from EVENT_INSPECT will prevent default message

zone/event_codes.h

@@ -102,6 +102,7 @@ typedef enum {
 	EVENT_ALT_CURRENCY_MERCHANT_SELL,
 	EVENT_MERCHANT_BUY,
 	EVENT_MERCHANT_SELL,
+	EVENT_INSPECT,
 	_LargestEventID
 } QuestEventID;