Fix some unneeded debug logs (#10485)

2 data definitions + NPCs.

Content.Server/Polymorph/Systems/PolymorphableSystem.cs

@@ -184,7 +184,10 @@ namespace Content.Server.Polymorph.Systems
 
             var act = new InstantAction()
             {
-                Event = new PolymorphActionEvent(polyproto),
+                Event = new PolymorphActionEvent()
+                {
+                    Prototype = polyproto,
+                },
                 Name = Loc.GetString("polymorph-self-action-name", ("target", entproto.Name)),
                 Description = Loc.GetString("polymorph-self-action-description", ("target", entproto.Name)),
                 Icon = new SpriteSpecifier.EntityPrototype(polyproto.Entity),
@@ -224,11 +227,6 @@ namespace Content.Server.Polymorph.Systems
         /// The polymorph prototype containing all the information about
         /// the specific polymorph.
         /// </summary>
-        public readonly PolymorphPrototype Prototype;
-
-        public PolymorphActionEvent(PolymorphPrototype prototype)
-        {
-            Prototype = prototype;
-        }
+        public PolymorphPrototype Prototype = default!;
     };
 }