Lint more const string prototypes (#18922)

Content.Client/DragDrop/DragDropSystem.cs

@@ -20,7 +20,6 @@ using Robust.Shared.Map;
 using Robust.Shared.Player;
 using Robust.Shared.Prototypes;
 using Robust.Shared.Utility;
-using System.Linq;
 using System.Numerics;
 using DrawDepth = Content.Shared.DrawDepth.DrawDepth;
 
@@ -57,7 +56,10 @@ public sealed class DragDropSystem : SharedDragDropSystem
     // mousedown event so it can be treated like a regular click
     private const float MaxMouseDownTimeForReplayingClick = 0.85f;
 
+    [ValidatePrototypeId<ShaderPrototype>]
     private const string ShaderDropTargetInRange = "SelectionOutlineInrange";
+
+    [ValidatePrototypeId<ShaderPrototype>]
     private const string ShaderDropTargetOutOfRange = "SelectionOutline";
 
     /// <summary>

Content.Client/Interactable/Components/InteractionOutlineComponent.cs

@@ -1,7 +1,5 @@
 using Robust.Client.GameObjects;
 using Robust.Client.Graphics;
-using Robust.Shared.GameObjects;
-using Robust.Shared.IoC;
 using Robust.Shared.Prototypes;
 
 namespace Content.Client.Interactable.Components
@@ -13,8 +11,13 @@ namespace Content.Client.Interactable.Components
         [Dependency] private readonly IEntityManager _entMan = default!;
 
         private const float DefaultWidth = 1;
+
+        [ValidatePrototypeId<ShaderPrototype>]
         private const string ShaderInRange = "SelectionOutlineInrange";
+
+        [ValidatePrototypeId<ShaderPrototype>]
         private const string ShaderOutOfRange = "SelectionOutline";
+
         private bool _inRange;
         private ShaderInstance? _shader;
         private int _lastRenderScale;

Content.Client/Outline/TargetOutlineSystem.cs

@@ -63,8 +63,12 @@ public sealed class TargetOutlineSystem : EntitySystem
 
     private Vector2 LookupVector => new(LookupSize, LookupSize);
 
+    [ValidatePrototypeId<ShaderPrototype>]
     private const string ShaderTargetValid = "SelectionOutlineInrange";
+
+    [ValidatePrototypeId<ShaderPrototype>]
     private const string ShaderTargetInvalid = "SelectionOutline";
+
     private ShaderInstance? _shaderTargetValid;
     private ShaderInstance? _shaderTargetInvalid;
 

Content.Client/Parallax/ParallaxSystem.cs

@@ -14,7 +14,9 @@ public sealed class ParallaxSystem : SharedParallaxSystem
     [Dependency] private readonly IParallaxManager _parallax = default!;
     [Dependency] private readonly IPrototypeManager _protoManager = default!;
 
+    [ValidatePrototypeId<ParallaxPrototype>]
     private const string Fallback = "Default";
+
     public const int ParallaxZIndex = 0;
 
     public override void Initialize()