Add xmldoc comments for BindingPathHelper

Author: jcansdale

src/GitHub.VisualStudio/GitHubPackage.cs

@@ -170,6 +170,7 @@ public sealed class ServiceProviderPackage : AsyncPackage, IServiceProviderPacka
         protected override async Task InitializeAsync(CancellationToken cancellationToken, IProgress<ServiceProgressData> progress)
         {
             await CheckBindingPathsAsync();
+
             AddService(typeof(IGitHubServiceProvider), CreateService, true);
             AddService(typeof(IVSGitExt), CreateService, true);
             AddService(typeof(IUsageTracker), CreateService, true);

src/GitHub.VisualStudio/Helpers/BindingPathHelper.cs

@@ -12,6 +12,13 @@
 
 namespace GitHub.VisualStudio.Helpers
 {
+    /// <summary>
+    // When running in the Exp instance, ensure there is only one active binding path.
+    // This is necessary when the regular (AllUsers) extension is also installed.
+    /// </summary>
+    /// <remarks>
+    /// See https://github.com/github/VisualStudio/issues/1995
+    /// </remarks>
     class BindingPathHelper
     {
         static readonly ILogger log = LogManager.ForContext<BindingPathHelper>();