Revert "Removed inconsistent broadcast cooldown whenever the "Announc…

…e" button is pressed on the communications terminal."

This reverts commit c730d64.

Content.Server/Communications/CommunicationsConsoleSystem.cs

@@ -186,8 +186,7 @@ private static bool CanAnnounce(CommunicationsConsoleComponent comp)
 
         private static bool CanBroadcast(CommunicationsConsoleComponent comp)
         {
-            // No broadcast delay
-            return true;
+            return comp.AnnouncementCooldownRemaining <= 0f;
         }
 
         private bool CanUse(EntityUid user, EntityUid console)