Add Chameleon PDA (#30514)

* V1 commit

* Remove PDA name and unnecessary pda state

* Adds PDA to Chameleon backpack & thief toolbox

* Change to use AppearanceDataInit

* Add basic PDA state to ensure there's always a sprite before AppearanceData can be applied

* Revert PDA name (this will be changed to another way later)

* Update PDA name updating to new system

* Fix yaml, and fix Agent ID chameleon

* Updated based on review

Content.Client/PDA/PdaVisualsComponent.cs

@@ -0,0 +1,14 @@
+namespace Content.Client.PDA;
+
+/// <summary>
+/// Used for visualizing PDA visuals.
+/// </summary>
+[RegisterComponent]
+public sealed partial class PdaVisualsComponent : Component
+{
+    public string? BorderColor;
+
+    public string? AccentHColor;
+
+    public string? AccentVColor;
+}