Fix Common.sln XML comments (#328)

Co-authored-by: Beisi Zhou <[email protected]>

Author: v-yuzhichen

src/Storage/Adapters/WindowsAzure.Storage.8/AzureContextAdapterExtensions.cs

@@ -29,6 +29,7 @@ public static class AzureContextAdapterExtensions
         /// Get the current storage account.
         /// </summary>
         /// <param name="context">The current Azure context.</param>
+        /// <param name="provider">The storage service provider to retrieve storage service details</param>
         /// <returns>The current storage account, or null, if no current storage account is set.</returns>
         public static CloudStorageAccount GetCurrentStorageAccount(this IAzureContext context, IStorageServiceProvider provider)
         {
@@ -92,6 +93,7 @@ public static IStorageContext GetStorageContext(this IStorageService service)
         /// </summary>
         /// <param name="provider">The storage service provider to retrieve storage service details</param>
         /// <param name="accountName">The storage accoutn name</param>
+        /// <param name="resourceGroupName"></param>
         /// <returns>A CloudStorageAccount client for storage data plane tasks</returns>
         public static CloudStorageAccount GetCloudStorageAccount(this IStorageServiceProvider provider, string accountName, string resourceGroupName = null)
         {