Chaplain stuff (#98)

* - add: Null rod.

* - add: Only chaplain can use holy weapons.

* - add: Chaplain is cult immune.

* - fix: Fix component granting.

* - add: Only chaplain can use null rod.

* - add: Armaments beacon.

* - add: Chaplain playtime requirement.

Content.Shared/_White/Chaplain/NullRodUi.cs

@@ -0,0 +1,20 @@
+using Robust.Shared.Serialization;
+
+namespace Content.Shared._White.Chaplain;
+
+[Serializable, NetSerializable]
+public enum SelectWeaponUi
+{
+    Key
+}
+
+[Serializable, NetSerializable]
+public class WeaponSelectedEvent : BoundUserInterfaceMessage
+{
+    public string SelectedWeapon;
+
+    public WeaponSelectedEvent(string weapon)
+    {
+        SelectedWeapon = weapon;
+    }
+}