Allow pacifists to use disabling modes of energy magnum and energy shotgun (#41029)

Pacifists can stun with emagnum and eshotgun

Content.Shared/Weapons/Ranged/Components/BatteryWeaponFireModesComponent.cs

@@ -42,6 +42,12 @@ public sealed partial class BatteryWeaponFireMode
     /// </summary>
     [DataField]
     public float FireCost = 100;
+
+    /// <summary>
+    /// Wether or not this fire mode can be used by pacifists
+    /// </summary>
+    [DataField]
+    public bool PacifismAllowedMode = false;
 }
 
 [Serializable, NetSerializable]