Add event to clear AuthEvent for player

When a player logs out and back in (switches character) it was thinking that the `AuthEvent` was being called more than once, triggering a warning message

This should clear the event when a player unloads and then allows them to request a new one

shared/itemcontrol.lua

@@ -742,7 +742,8 @@ if isServer() then
             return ""
         end
         debugPrint("^1Auth^7: ^2Player Source^7: "..src.." ^2requested ^3AuthEvent^7", AuthEvent)
-        if not receivedEvent[src] then receivedEvent[src] = true
+        if not receivedEvent[src] then
+            receivedEvent[src] = true
             return AuthEvent
         else
             print("^1Auth^7: ^1Player ^7"..src.." ^1tried to request auth token more than once^7")
@@ -750,6 +751,12 @@ if isServer() then
         end
     end)
 
+    RegisterNetEvent(getScript()..":clearAuthEventRequest", function()
+        local src = source
+        debugPrint("^1Auth^7: ^2Manually clearing Auth Event for Player Source^7:", src, AuthEvent)
+        receivedEvent[src] = nil
+    end)
+
     -- Multiuse function to check if the generated client token is valid
     function checkToken(src, token, genType, name)
         if token == nil then
@@ -782,5 +789,10 @@ else
         debugPrint("^1Auth^7: ^2Requesting ^3Auth Event^7")
         AuthEvent = triggerCallback(getScript()..":callback:GetAuthEvent")
     end, true)
+
+    onPlayerUnload(function()
+        debugPrint("^1Auth^7: ^2Clearing Auth Event^7")
+        TriggerServerEvent(getScript()..":clearAuthEventRequest")
+    end, true)
 end