StatTracker Dupe

[KermX]

Describe the bug If you apply a stattracker to an item that already has one you can move the item that which you're trying to apply the stattracker to into the menu it dupes the tracker currently on the item

To Reproduce Steps to reproduce the behavior:

1. Apply a stattracker to an item
2. do /stattrackers again
3. drag item which the tracker should be applied to into the menu
4. close menu

Expected behavior Should not dupe current tracker

Screenshots https://youtu.be/eP8S5EYeDwg

Server Information (please complete the following information):

• Version: git-PufferfishPlus-19 (MC: 1.18.2)
• Version of eco: eco version 6.37.1
• Version of StatTrackers: StatTrackers version 5.0.6