Let species prototypes define valid sexes (Sex Refactor) (#11520)

Content.Server/Speech/Components/VocalComponent.cs

@@ -17,6 +17,9 @@ public sealed class VocalComponent : Component
     [DataField("femaleScream")]
     public SoundSpecifier FemaleScream = new SoundCollectionSpecifier("FemaleScreams");
 
+    [DataField("unsexedScream")]
+    public SoundSpecifier UnsexedScream = new SoundCollectionSpecifier("MaleScreams");
+
     [DataField("wilhelm")]
     public SoundSpecifier Wilhelm = new SoundPathSpecifier("/Audio/Voice/Human/wilhelm_scream.ogg");