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.Client/Entry/EntryPoint.cs

@@ -123,6 +123,8 @@ namespace Content.Client.Entry
             _prototypeManager.RegisterIgnore("alertLevels");
             _prototypeManager.RegisterIgnore("nukeopsRole");
             _prototypeManager.RegisterIgnore("ghostRoleRaffleDecider");
+            _prototypeManager.RegisterIgnore("codewordGenerator");
+            _prototypeManager.RegisterIgnore("codewordFaction");
 
             _componentFactory.GenerateNetIds();
             _adminManager.Initialize();