Device network as ecs (#4205)

* Work on DeviceNetworkSystem

* Implement device networking as ecs
Remove mailing unit code for now
Remove device network metadata

* Implement integration tests for device networking

* Remove manual updating DeviceNetworkSystem and use WaitRunTicks

* Fix wrong component name in ignored components

* Apply suggestions from code review

Co-authored-by: mirrorcult <notzombiedude@gmail.com>

* Rename NetworkUtils to DeviceNetworkConstants
Change connection type constants to enum
Remove create function from network payload class

* Change broken nodegroup check in wirenet to grid check

* Change ComponentManager to entity manager in DeviceNetworkSystem

* Fix smaller mistakes

* Wtf random test fail pls run them again smh

* Fix DataField in DeviceNetworkComponent

* Fix yaml in DeviceNetworkTest

* Fix DeviceNetworkComponent DeviceNetId property

Co-authored-by: Julian Giebel <j.giebel@netrocks.info>
Co-authored-by: mirrorcult <notzombiedude@gmail.com>

Content.Server/DeviceNetwork/Components/WirelessNetworkComponent.cs

@@ -0,0 +1,17 @@
+using Robust.Shared.GameObjects;
+using Robust.Shared.Serialization.Manager.Attributes;
+
+namespace Content.Server.DeviceNetwork.Components
+{
+    /// <summary>
+    /// Sends and receives device network messages wirelessly. Devices sending and receiving need to be in range and on the same frequency.
+    /// </summary>
+    [RegisterComponent]
+    public class WirelessNetworkComponent : Component
+    {
+        public override string Name => "WirelessNetworkConnection";
+        
+        [DataField("range")]
+        public int Range { get; set; }
+    }
+}