Separate Udder examine into ExamineableHunger (#35164)

* Separate udder hunger examine into ExamineableHunger

* Fluent grammar improvements

* Add ExamineableHunger to chickens and ducks.

* Use starving message as "dead" message

Content.Shared/Nutrition/Components/ExamineableHungerComponent.cs

@@ -0,0 +1,31 @@
+using Content.Shared.Nutrition.EntitySystems;
+using Robust.Shared.GameStates;
+
+namespace Content.Shared.Nutrition.Components;
+
+/// <summary>
+/// Adds text to the entity's description box based on its current hunger threshold.
+/// </summary>
+[RegisterComponent, NetworkedComponent]
+[Access(typeof(ExamineableHungerSystem))]
+public sealed partial class ExamineableHungerComponent : Component
+{
+    /// <summary>
+    /// Dictionary of hunger thresholds to LocIds of the messages to display.
+    /// </summary>
+    [DataField]
+    public Dictionary<HungerThreshold, LocId> Descriptions = new()
+    {
+        { HungerThreshold.Overfed, "examineable-hunger-component-examine-overfed"},
+        { HungerThreshold.Okay, "examineable-hunger-component-examine-okay"},
+        { HungerThreshold.Peckish, "examineable-hunger-component-examine-peckish"},
+        { HungerThreshold.Starving, "examineable-hunger-component-examine-starving"},
+        { HungerThreshold.Dead, "examineable-hunger-component-examine-starving"}
+    };
+
+    /// <summary>
+    /// LocId of a fallback message to display if the entity has no <see cref="HungerComponent"/>
+    /// or does not have a value in <see cref="Descriptions"/> for the current threshold.
+    /// </summary>
+    public LocId NoHungerDescription = "examineable-hunger-component-examine-none";
+}