Update to USGovernmentActiveDirectoryEndpoint

Author: BernieEllis

src/Common/Commands.Common.Authentication.Abstractions/AzureEnvironmentConstants.cs

@@ -80,7 +80,7 @@ public static class AzureEnvironmentConstants
         /// </summary>
         public const string AzureActiveDirectoryEndpoint = "https://login.microsoftonline.com/";
         public const string ChinaActiveDirectoryEndpoint = "https://login.chinacloudapi.cn/";
-        public const string USGovernmentActiveDirectoryEndpoint = "https://login-us.microsoftonline.com/";
+        public const string USGovernmentActiveDirectoryEndpoint = "https://login.microsoftonline.us/";
         public const string GermanActiveDirectoryEndpoint = "https://login.microsoftonline.de/";
 
         /// <summary>