updated comments with standard text

Author: nmetulev

Microsoft.Toolkit.Services/Core/DataProviderBase.cs

@@ -26,7 +26,7 @@ namespace Microsoft.Toolkit.Services
     public abstract class DataProviderBase<TConfig>
     {
         /// <summary>
-        /// Constructor
+        /// Initializes a new instance of the <see cref="DataProviderBase{TConfig}"/> class.
         /// </summary>
         public DataProviderBase()
         {
@@ -71,7 +71,7 @@ public async Task<IEnumerable<TSchema>> LoadDataAsync<TSchema>(TConfig config, i
         private static HttpClient httpClient;
 
         /// <summary>
-        /// Static instance of HttpClient.
+        /// Gets or sets static instance of HttpClient.
         /// </summary>
         public static HttpClient HttpClient
         {

Microsoft.Toolkit.Uwp.DeveloperTools/FocusTracker/FocusTracker.cs

@@ -60,7 +60,7 @@ private static void OnIsActiveChanged(DependencyObject d, DependencyPropertyChan
         private TextBlock controlFirstParentWithName;
 
         /// <summary>
-        /// Gets or sets a boolean indicating whether the tracker is running or not.
+        /// Gets or sets a value indicating whether the tracker is running or not.
         /// </summary>
         public bool IsActive
         {