Split codewords into its own system (#37928)

* Split codewords into its own system

* Fix admin log

* Nuke unused code

* Fix formatting errors

* Fix tests

* Make the codeword system add itself if called when not active

* Put comment in right place.

* Review: Rename prototypes

* Review: Make codewords serializable

* Fix build

* Reviews: Change the system to not be a gamerule.

* Fix YAML Linter

* Fix test fail

* Remove unused import

Content.Server/Codewords/CodewordComponent.cs

@@ -0,0 +1,14 @@
+namespace Content.Server.Codewords;
+
+/// <summary>
+/// Container for generated codewords.
+/// </summary>
+[RegisterComponent, Access(typeof(CodewordSystem))]
+public sealed partial class CodewordComponent : Component
+{
+    /// <summary>
+    /// The codewords that were generated.
+    /// </summary>
+    [DataField]
+    public string[] Codewords = [];
+}