Make all implants unable to be implanted more than once (#26250)

* Make mind shield implants unable to be implanted more than once

* Default AllowMultipleImplants to false and update implanters.yml

* Use TryComp instead of TryGetComponent

* Deny multiple implants for fun implants too.

* Make comment more precise

Content.Shared/Implants/Components/ImplanterComponent.cs

@@ -70,6 +70,12 @@ public sealed partial class ImplanterComponent : Component
     [DataField]
     public (string, string) ImplantData;
 
+    /// <summary>
+    /// Determines if the same type of implant can be implanted into an entity multiple times.
+    /// </summary>
+    [DataField]
+    public bool AllowMultipleImplants = false;
+
     /// <summary>
     /// The <see cref="ItemSlot"/> for this implanter
     /// </summary>