LockVisualizer (#25224)

* LockVisualizer

* Fix state

* Clean some code

* Make it component, fix tests fail

* Fix for StateUnlocked

Now it is possible to manually set the unlocked state and it will work!

* Optimize LockVisualizer, add check for unlocked state

* No todo I guess

Content.Client/Lock/Visualizers/LockVisualsComponent.cs

@@ -0,0 +1,20 @@
+namespace Content.Client.Lock.Visualizers;
+
+[RegisterComponent]
+[Access(typeof(LockVisualizerSystem))]
+public sealed partial class LockVisualsComponent : Component
+{
+    /// <summary>
+    /// The RSI state used for the lock indicator while the entity is locked.
+    /// </summary>
+    [DataField("stateLocked")]
+    [ViewVariables(VVAccess.ReadWrite)]
+    public string? StateLocked = "locked";
+
+    /// <summary>
+    /// The RSI state used for the lock indicator entity is unlocked.
+    /// </summary>
+    [DataField("stateUnlocked")]
+    [ViewVariables(VVAccess.ReadWrite)]
+    public string? StateUnlocked = "unlocked";
+}