Move PaperSystem to Shared (#30592)

* Fix paper system late localization

* IS THIS WHAT YOU WANT

* well I guess this is happening now

* fix the BUI

* did that even do anything before?

* again with the escapeformatting...

* Dirtying

* Move dirty to function

* Rename PaperSystem to PaperVisualizerSystem

* Fix namespace

* how many namespace changes must I suffer through

* SetContent is for Setting Content

* minor shuffling

* review

---------

Co-authored-by: plykiya <plykiya@protonmail.com>
Co-authored-by: metalgearsloth <comedian_vs_clown@hotmail.com>

Content.Client/Paper/UI/PaperVisualsComponent.cs

@@ -1,6 +1,6 @@
 using System.Numerics;
 
-namespace Content.Client.Paper;
+namespace Content.Client.Paper.UI;
 
 [RegisterComponent]
 public sealed partial class PaperVisualsComponent : Component