Document empty namespaces

Namespace summaries are documented in the ns-\.xml files. Some of these are empty and should be documented. Use the following order priority:

1. System.*
2. System.Windows and System.Xaml
3. Microsoft.Extensions.*
4. All others

- [ ] ns-DbLinq.Util.xml
- [ ] ns-Debugging.xml
- [ ] ns-IEHost.Execute.xml
- [ ] ns-Microsoft.Build.Definition.xml
- [ ] ns-Microsoft.Build.Evaluation.Context.xml
- [ ] ns-Microsoft.Build.Framework.Profiler.xml
- [ ] ns-Microsoft.Build.Globbing.Extensions.xml
- [ ] ns-Microsoft.Build.Globbing.xml
- [ ] ns-Microsoft.Build.Graph.xml
- [ ] ns-Microsoft.Build.ObjectModelRemoting.xml
- [ ] ns-Microsoft.DotNet.PlatformAbstractions.xml
- [ ] ns-Microsoft.Extensions.Caching.Distributed.xml
- [ ] ns-Microsoft.Extensions.Caching.Memory.xml
- [ ] ns-Microsoft.Extensions.Caching.Redis.xml
- [ ] ns-Microsoft.Extensions.Caching.SqlServer.xml
- [ ] ns-Microsoft.Extensions.Caching.StackExchangeRedis.xml
- [ ] ns-Microsoft.Extensions.CommandLineUtils.xml
- [ ] ns-Microsoft.Extensions.Configuration.AzureKeyVault.xml
- [ ] ns-Microsoft.Extensions.Configuration.CommandLine.xml
- [ ] ns-Microsoft.Extensions.Configuration.EnvironmentVariables.xml
- [ ] ns-Microsoft.Extensions.Configuration.Ini.xml
- [ ] ns-Microsoft.Extensions.Configuration.Json.xml
- [ ] ns-Microsoft.Extensions.Configuration.KeyPerFile.xml
- [ ] ns-Microsoft.Extensions.Configuration.Memory.xml
- [ ] ns-Microsoft.Extensions.Configuration.NewtonsoftJson.xml
- [ ] ns-Microsoft.Extensions.Configuration.UserSecrets.xml
- [ ] ns-Microsoft.Extensions.Configuration.xml
- [ ] ns-Microsoft.Extensions.Configuration.Xml.xml
- [ ] ns-Microsoft.Extensions.DependencyInjection.Extensions.xml
- [ ] ns-Microsoft.Extensions.DependencyInjection.Specification.Fakes.xml
- [ ] ns-Microsoft.Extensions.DependencyInjection.Specification.xml
- [ ] ns-Microsoft.Extensions.DependencyInjection.xml
- [ ] ns-Microsoft.Extensions.DependencyModel.Resolution.xml
- [ ] ns-Microsoft.Extensions.DependencyModel.xml
- [ ] ns-Microsoft.Extensions.DiagnosticAdapter.Infrastructure.xml
- [ ] ns-Microsoft.Extensions.DiagnosticAdapter.Internal.xml
- [ ] ns-Microsoft.Extensions.DiagnosticAdapter.xml
- [ ] ns-Microsoft.Extensions.Diagnostics.HealthChecks.xml
- [ ] ns-Microsoft.Extensions.FileProviders.Composite.xml
- [ ] ns-Microsoft.Extensions.FileProviders.Embedded.xml
- [ ] ns-Microsoft.Extensions.FileProviders.Internal.xml
- [ ] ns-Microsoft.Extensions.FileProviders.Physical.xml
- [ ] ns-Microsoft.Extensions.FileProviders.xml
- [ ] ns-Microsoft.Extensions.FileSystemGlobbing.Abstractions.xml
- [ ] ns-Microsoft.Extensions.FileSystemGlobbing.Internal.PathSegments.xml
- [ ] ns-Microsoft.Extensions.FileSystemGlobbing.Internal.PatternContexts.xml
- [ ] ns-Microsoft.Extensions.FileSystemGlobbing.Internal.Patterns.xml
- [ ] ns-Microsoft.Extensions.FileSystemGlobbing.Internal.xml
- [ ] ns-Microsoft.Extensions.FileSystemGlobbing.xml
- [ ] ns-Microsoft.Extensions.Globalization.xml
- [ ] ns-Microsoft.Extensions.Hosting.Internal.xml
- [ ] ns-Microsoft.Extensions.Hosting.Systemd.xml
- [ ] ns-Microsoft.Extensions.Hosting.WindowsServices.xml
- [ ] ns-Microsoft.Extensions.Hosting.xml
- [ ] ns-Microsoft.Extensions.Http.Logging.xml
- [ ] ns-Microsoft.Extensions.Http.xml
- [ ] ns-Microsoft.Extensions.Internal.xml
- [ ] ns-Microsoft.Extensions.Localization.Internal.xml
- [ ] ns-Microsoft.Extensions.Localization.xml
- [ ] ns-Microsoft.Extensions.Logging.Abstractions.Internal.xml
- [ ] ns-Microsoft.Extensions.Logging.Abstractions.xml
- [ ] ns-Microsoft.Extensions.Logging.AzureAppServices.Internal.xml
- [ ] ns-Microsoft.Extensions.Logging.AzureAppServices.xml
- [ ] ns-Microsoft.Extensions.Logging.Configuration.xml
- [ ] ns-Microsoft.Extensions.Logging.Console.Internal.xml
- [ ] ns-Microsoft.Extensions.Logging.Console.xml
- [ ] ns-Microsoft.Extensions.Logging.Debug.xml
- [ ] ns-Microsoft.Extensions.Logging.EventLog.Internal.xml
- [ ] ns-Microsoft.Extensions.Logging.EventLog.xml
- [ ] ns-Microsoft.Extensions.Logging.EventSource.xml
- [ ] ns-Microsoft.Extensions.Logging.Filter.Internal.xml
- [ ] ns-Microsoft.Extensions.Logging.Internal.xml
- [ ] ns-Microsoft.Extensions.Logging.TraceSource.xml
- [ ] ns-Microsoft.Extensions.Logging.xml
- [ ] ns-Microsoft.Extensions.ObjectPool.xml
- [ ] ns-Microsoft.Extensions.Options.xml
- [ ] ns-Microsoft.Extensions.PlatformAbstractions.xml
- [ ] ns-Microsoft.Extensions.Primitives.xml
- [ ] ns-Microsoft.Extensions.WebEncoders.Testing.xml
- [ ] ns-Microsoft.Extensions.WebEncoders.xml
- [ ] ns-Microsoft.IE.xml
- [ ] ns-Microsoft.VisualStudio.VCCodeModel.xml
- [ ] ns-Microsoft.VisualStudio.VCProject.xml
- [ ] ns-Microsoft.VisualStudio.VCProjectEngine.xml
- [ ] ns-Microsoft.VisualStudio.VsWizard.xml
- [ ] ns-Microsoft.Vsa.Vb.CodeDOM.xml
- [ ] ns-Microsoft.Vsa.xml
- [ ] ns-Microsoft.VSDesigner.MobileWebForms.xml
- [ ] ns-Microsoft_VsaVb.xml
- [ ] ns-Mono.CodeGeneration.xml
- [ ] ns-Mono.Security.Interface.xml
- [ ] ns-Mono.Security.Protocol.Ntlm.xml
- [ ] ns-Mono.xml
- [ ] ns-Polly.xml
- [ ] ns-System.Json.xml
- [ ] ns-System.Numerics.Tensors.xml
- [ ] ns-System.Reflection.Metadata.Ecma335.xml
- [ ] ns-System.Reflection.PortableExecutable.xml
- [ ] ns-System.Runtime.Intrinsics.Arm.Arm64.xml
- [x] ns-System.Runtime.Intrinsics.Arm.xml
- [x] ns-System.Runtime.Intrinsics.X86.xml
- [x] ns-System.Runtime.Intrinsics.xml
- [ ] ns-System.Runtime.Remoting.Channels.Smtp.xml
- [ ] ns-System.Web.UI.MobileControls.ShippedAdapterSource.xml
- [ ] ns-System.Windows.Forms.Design.Resources.xml