去掉无用的关联

app/Models/AgentProduct.php

@@ -22,11 +22,6 @@ class AgentProduct extends BaseModel
 		return $this->hasMany(Coupon::class);
 	}
 
-	public function fav()
-	{
-		return $this->hasOne(UserFav::class);
-	}
-
 	public function agent()
 	{
 		return $this->belongsTo(Agent::class);