Prevents PlayerListRevived from crashing at times. Aims to solve the following error, which seems to be a result of the player disconnecting while the name is being sent to others nearby.

System.NullReferenceException: Object reference not set to an instance of an object.
   at playerlist.util.PlayerData..ctor(PlayerList mod, IPlayer player) in C:\Users\link4\source\repos\VS-PlayerList-Revived\src\util\PlayerData.cs:line 17
   at playerlist.gui.element.GuiPlayerGrid.<.ctor>b__8_0(String uid) in C:\Users\link4\source\repos\VS-PlayerList-Revived\src\gui\element\GuiPlayerGrid.cs:line 22
   at System.Linq.Enumerable.SelectListIterator`2.Fill(ReadOnlySpan`1 source, Span`1 destination, Func`2 func)
   at System.Linq.Enumerable.SelectListIterator`2.ToList()
   at playerlist.gui.element.GuiPlayerGrid..ctor(PlayerList mod, List`1 players, ElementBounds bounds) in C:\Users\link4\source\repos\VS-PlayerList-Revived\src\gui\element\GuiPlayerGrid.cs:line 22