Serv3 rework content changes (#7145)

Content.Server/Speech/Components/VocalComponent.cs

@@ -28,7 +28,7 @@ public sealed class VocalComponent : Component
     public const float Variation = 0.125f;
 
     // Not using the in-build sound support for actions, given that the sound is modified non-prototype specific factors like gender.
-    [DataField("action", required: true)]
+    [DataField("action")]
     public InstantAction Action = new()
     {
         UseDelay = TimeSpan.FromSeconds(10),