Fix multiple research consoles exploit (#34334)

Content.Shared/Research/Components/TechnologyDatabaseComponent.cs

@@ -55,3 +55,10 @@ public sealed partial class TechnologyDatabaseComponent : Component
 /// </remarks>
 [ByRefEvent]
 public readonly record struct TechnologyDatabaseModifiedEvent;
+
+/// <summary>
+/// Event raised on a database after being synchronized
+/// with the values from another database.
+/// </summary>
+[ByRefEvent]
+public readonly record struct TechnologyDatabaseSynchronizedEvent;

Content.Shared/Research/Systems/SharedResearchSystem.cs

@@ -227,6 +227,9 @@ public abstract class SharedResearchSystem : EntitySystem
             return;
         component.MainDiscipline = prototype.Discipline;
         Dirty(uid, component);
+
+        var ev = new TechnologyDatabaseModifiedEvent();
+        RaiseLocalEvent(uid, ref ev);
     }
 
     /// <summary>