PlantHolderVisualizer component system refactor (#10091)

* Converted PlantHolderVisualizer to component and system.

* Cleaned up Botany folder.

* Converted initialization of HydroTrayVisualizer under PlantHolderVisualizerSystem to it's own GenericVisualizer.

* Cleaned up hydro_tray.yml.

Content.Client/Botany/Components/PotencyVisualsComponent.cs

@@ -0,0 +1,11 @@
+namespace Content.Client.Botany.Components;
+
+[RegisterComponent]
+public sealed class PotencyVisualsComponent : Component
+{
+    [DataField("minimumScale")]
+    public float MinimumScale = 0.5f;
+
+    [DataField("maximumScale")]
+    public float MaximumScale = 1.5f;
+}