Cleanup speech and emoting comps (#13194)

Networks speech and removes the shared prefix from emoting.
I have no idea if emoting is even being used or plan to be used in the interim.

Content.Shared/Speech/SpeechSystem.cs

@@ -1,4 +1,7 @@
-namespace Content.Shared.Speech
+using Robust.Shared.GameStates;
+using Robust.Shared.Serialization;
+
+namespace Content.Shared.Speech
 {
     public sealed class SpeechSystem : EntitySystem
     {
@@ -7,12 +10,51 @@
             base.Initialize();
 
             SubscribeLocalEvent<SpeakAttemptEvent>(OnSpeakAttempt);
+            SubscribeLocalEvent<SpeechComponent, ComponentGetState>(OnSpeechGetState);
+            SubscribeLocalEvent<SpeechComponent, ComponentHandleState>(OnSpeechHandleState);
+        }
+
+        public void SetSpeech(EntityUid uid, bool value, SpeechComponent? component = null)
+        {
+            if (value && !Resolve(uid, ref component))
+                return;
+
+            component = EnsureComp<SpeechComponent>(uid);
+
+            if (component.Enabled == value)
+                return;
+
+            Dirty(component);
+        }
+
+        private void OnSpeechHandleState(EntityUid uid, SpeechComponent component, ref ComponentHandleState args)
+        {
+            if (args.Current is not SpeechComponentState state)
+                return;
+
+            component.Enabled = state.Enabled;
+        }
+
+        private void OnSpeechGetState(EntityUid uid, SpeechComponent component, ref ComponentGetState args)
+        {
+            args.State = new SpeechComponentState(component.Enabled);
         }
 
         private void OnSpeakAttempt(SpeakAttemptEvent args)
         {
-            if (!TryComp(args.Uid, out SharedSpeechComponent? speech) || !speech.Enabled)
+            if (!TryComp(args.Uid, out SpeechComponent? speech) || !speech.Enabled)
                 args.Cancel();
         }
+
+        [Serializable, NetSerializable]
+        private sealed class SpeechComponentState : ComponentState
+        {
+            public readonly bool Enabled;
+
+            public SpeechComponentState(bool enabled)
+            {
+                Enabled = enabled;
+            }
+        }
     }
 }