Revert "Added Kill Tome (Death Note). (#39011)"

This reverts commit d0c104e4b0.

Revert suggested due to code issues and passed the voting.

@ScarKy0 has interest in fixing it

@xsainteer

<https://youtu.be/8RmeZKz-i_w?t=2151>

Content.Shared/Paper/PaperSystem.cs

@@ -187,7 +187,6 @@ public sealed class PaperSystem : EntitySystem
     {
         var ev = new PaperWriteAttemptEvent(entity.Owner);
         RaiseLocalEvent(args.Actor, ref ev);
-
         if (ev.Cancelled)
             return;
 
@@ -212,9 +211,6 @@ public sealed class PaperSystem : EntitySystem
 
         entity.Comp.Mode = PaperAction.Read;
         UpdateUserInterface(entity);
-
-        var writeAfterEv = new PaperAfterWriteEvent(args.Actor);
-        RaiseLocalEvent(entity.Owner, ref writeAfterEv);
     }
 
     private void OnRandomPaperContentMapInit(Entity<RandomPaperContentComponent> ent, ref MapInitEvent args)
@@ -323,14 +319,6 @@ public record struct PaperWriteEvent(EntityUid User, EntityUid Paper);
 /// <summary>
 /// Cancellable event for attempting to write on a piece of paper.
 /// </summary>
-/// <param name="Paper">The paper that the writing will take place on.</param>
+/// <param name="paper">The paper that the writing will take place on.</param>
 [ByRefEvent]
 public record struct PaperWriteAttemptEvent(EntityUid Paper, string? FailReason = null, bool Cancelled = false);
-
-/// <summary>
-/// Event raised on paper after it was written on by someone.
-/// </summary>
-/// <param name="Actor">Entity that wrote something on the paper.</param>
-[ByRefEvent]
-public readonly record struct PaperAfterWriteEvent(EntityUid Actor);
-