Mark DeleteOutResCommand and related classes as obsolete

Added the [Obsolete("Use the related procedure or view.")] attribute to DeleteOutResCommand, its handler, and its validator to indicate these should no longer be used and to guide consumers toward the recommended procedure or view.

src/ReC.Application/OutResults/Commands/DeleteOutResCommand.cs

@@ -11,6 +11,7 @@ namespace ReC.Application.OutResults.Commands;
 /// Deletion can be performed by providing either an <see cref="ActionId"/> or a <see cref="ProfileId"/>.
 /// At least one of these properties must be set for the operation to proceed.
 /// </remarks>
+[Obsolete("Use the related procedure or view.")]
 public record DeleteOutResCommand : IRequest
 {
     /// <summary>
@@ -27,6 +28,7 @@ public record DeleteOutResCommand : IRequest
 /// <summary>
 /// Handles the execution of the <see cref="DeleteOutResCommand"/>.
 /// </summary>
+[Obsolete("Use the related procedure or view.")]
 public class DeleteOutResCommandHandler(IRepository<OutRes> repo) : IRequestHandler<DeleteOutResCommand>
 {
     /// <summary>

src/ReC.Application/OutResults/Commands/DeleteOutResCommandValidator.cs

@@ -2,6 +2,7 @@ using FluentValidation;
 
 namespace ReC.Application.OutResults.Commands;
 
+[Obsolete("Use the related procedure or view.")]
 public class DeleteOutResCommandValidator : AbstractValidator<DeleteOutResCommand>
 {
     public DeleteOutResCommandValidator()