Remove unused DiagnoserResults.TotalOperations.

Author: timcassell

src/BenchmarkDotNet/Diagnosers/DiagnoserResults.cs

@@ -3,16 +3,13 @@
 using BenchmarkDotNet.Running;
 using BenchmarkDotNet.Toolchains.Results;
 using System.Collections.Generic;
-using System.Linq;
 
 namespace BenchmarkDotNet.Diagnosers
 {
     public class DiagnoserResults(BenchmarkCase benchmarkCase, ExecuteResult executeResult, BuildResult buildResult)
     {
         public BenchmarkCase BenchmarkCase { get; } = benchmarkCase;
 
-        public long TotalOperations { get; } = executeResult.Measurements.Where(measurement => measurement.IsWorkload()).Sum(m => m.Operations);
-
         public GcStats GcStats { get; } = executeResult.GcStats;
 
         public BuildResult BuildResult { get; } = buildResult;