Make accentless cost 2 points (#29603)

Not an easy way to do this so if someone wants the default to be better be my guest.

Content.Shared/Preferences/HumanoidCharacterProfile.cs

@@ -587,11 +587,11 @@ namespace Content.Shared.Preferences
             }
 
             var antags = AntagPreferences
-                .Where(id => prototypeManager.TryIndex<AntagPrototype>(id, out var antag) && antag.SetPreference)
+                .Where(id => prototypeManager.TryIndex(id, out var antag) && antag.SetPreference)
                 .ToList();
 
             var traits = TraitPreferences
-                         .Where(prototypeManager.HasIndex<TraitPrototype>)
+                         .Where(prototypeManager.HasIndex)
                          .ToList();
 
             Name = name;

Resources/Prototypes/Traits/speech.yml

@@ -5,6 +5,7 @@
   name: trait-accentless-name
   description: trait-accentless-desc
   category: SpeechTraits
+  cost: 2
   components:
   - type: Accentless
     removes: