🔧 fix damage detector linking to itself after dupe paste (#3565)

* 🔧 fix damage detector linking to itself after dupe paste

* Less diff

* Woops

---------

Co-authored-by: Astralcircle <142503363+Astralcircle@users.noreply.github.com>

Author: Strand8319

lua/entities/gmod_wire_damage_detector.lua

@@ -329,6 +329,8 @@ function ENT:ApplyDupeInfo(ply, ent, info, GetEntByID)
 	BaseClass.ApplyDupeInfo(self, ply, ent, info, GetEntByID)
 
 	if info.linked_entities then
+		self:ClearEntities()
+
 		if type( info.linked_entities ) == "number" then -- old dupe compatibility
 			self:LinkEnt( GetEntByID( info.linked_entities ) )
 		else