chore: remove dead CommandLineParser dependency

Spectre.Console.Cli is the active CLI parser. The CommandLineParser package and IArgumentHelper/ArgumentHelper types had no remaining callers.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: JamieMagee

Directory.Packages.props

@@ -6,7 +6,6 @@
     </PackageReference>
   </ItemDefinitionGroup>
   <ItemGroup>
-    <PackageVersion Include="CommandLineParser" Version="2.9.1" />
     <PackageVersion Include="Docker.DotNet" Version="3.125.15" />
     <PackageVersion Include="AwesomeAssertions" Version="9.4.0" />
     <PackageVersion Include="AwesomeAssertions.Analyzers" Version="9.0.8" />

src/Microsoft.ComponentDetection.Orchestrator/ArgumentHelper.cs

@@ -65,7 +65,6 @@ public static IServiceCollection AddComponentDetection(this IServiceCollection s
         services.AddSingleton<IScanExecutionService, ScanExecutionService>();
         services.AddSingleton<IDetectorProcessingService, DetectorProcessingService>();
         services.AddSingleton<IDetectorRestrictionService, DetectorRestrictionService>();
-        services.AddSingleton<IArgumentHelper, ArgumentHelper>();
 
         // Experiments
         services.AddSingleton<IExperimentService, ExperimentService>();

src/Microsoft.ComponentDetection.Orchestrator/Extensions/ServiceCollectionExtensions.cs

@@ -8,7 +8,6 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="CommandLineParser" />
         <PackageReference Include="Microsoft.Extensions.FileSystemGlobbing" />
         <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" />
         <PackageReference Include="Microsoft.Extensions.Logging" />