Populate argument completer for TimezoneId with static values.

Author: Nemanja Mijatovic (E-Search)

src/Sql/Sql/ManagedInstance/Cmdlet/NewAzureSqlManagedInstance.cs

@@ -173,6 +173,29 @@ public class NewAzureSqlManagedInstance : ManagedInstanceCmdletBase
         [Parameter(Mandatory = false,
             HelpMessage = "The time zone id for the instance to set. A list of time zone ids is exposed through the sys.time_zone_info (Transact-SQL) view.")]
         [ValidateNotNullOrEmpty]
+        [PSArgumentCompleter("Dateline Standard Time", "UTC-11", "Aleutian Standard Time", "Hawaiian Standard Time", "Marquesas Standard Time", "Alaskan Standard Time", "UTC-09",
+         "Pacific Standard Time (Mexico)", "UTC-08", "Pacific Standard Time", "US Mountain Standard Time", "Mountain Standard Time (Mexico)", "Mountain Standard Time",
+         "Central America Standard Time", "Central Standard Time", "Easter Island Standard Time", "Central Standard Time (Mexico)", "Canada Central Standard Time",
+         "SA Pacific Standard Time", "Eastern Standard Time (Mexico)", "Eastern Standard Time", "Haiti Standard Time", "Cuba Standard Time", "US Eastern Standard Time",
+         "Turks And Caicos Standard Time", "Paraguay Standard Time", "Atlantic Standard Time", "Venezuela Standard Time", "Central Brazilian Standard Time",
+         "SA Western Standard Time", "Pacific SA Standard Time", "Newfoundland Standard Time", "Tocantins Standard Time", "E. South America Standard Time",
+         "SA Eastern Standard Time", "Argentina Standard Time", "Greenland Standard Time", "Montevideo Standard Time", "Magallanes Standard Time", "Saint Pierre Standard Time",
+         "Bahia Standard Time", "UTC-02", "Mid-Atlantic Standard Time", "Azores Standard Time", "Cape Verde Standard Time", "UTC", "GMT Standard Time",
+         "Greenwich Standard Time", "W. Europe Standard Time", "Central Europe Standard Time", "Romance Standard Time", "Morocco Standard Time", "Sao Tome Standard Time",
+         "Central European Standard Time", "W. Central Africa Standard Time", "Jordan Standard Time", "GTB Standard Time", "Middle East Standard Time", "Egypt Standard Time",
+         "E. Europe Standard Time", "Syria Standard Time", "West Bank Standard Time", "South Africa Standard Time", "FLE Standard Time", "Israel Standard Time",
+         "Kaliningrad Standard Time", "Sudan Standard Time", "Libya Standard Time", "Namibia Standard Time", "Arabic Standard Time", "Turkey Standard Time",
+         "Arab Standard Time", "Belarus Standard Time", "Russian Standard Time", "E. Africa Standard Time", "Iran Standard Time", "Arabian Standard Time",
+         "Astrakhan Standard Time", "Azerbaijan Standard Time", "Russia Time Zone 3", "Mauritius Standard Time", "Saratov Standard Time", "Georgian Standard Time",
+         "Volgograd Standard Time", "Caucasus Standard Time", "Afghanistan Standard Time", "West Asia Standard Time", "Ekaterinburg Standard Time",
+         "Pakistan Standard Time", "India Standard Time", "Sri Lanka Standard Time", "Nepal Standard Time", "Central Asia Standard Time", "Bangladesh Standard Time",
+         "Omsk Standard Time", "Myanmar Standard Time", "SE Asia Standard Time", "Altai Standard Time", "W. Mongolia Standard Time", "North Asia Standard Time",
+         "N. Central Asia Standard Time", "Tomsk Standard Time", "China Standard Time", "North Asia East Standard Time", "Singapore Standard Time", "W. Australia Standard Time",
+         "Taipei Standard Time", "Ulaanbaatar Standard Time", "Aus Central W. Standard Time", "Transbaikal Standard Time", "Tokyo Standard Time", "North Korea Standard Time",
+         "Korea Standard Time", "Yakutsk Standard Time", "Cen. Australia Standard Time", "AUS Central Standard Time", "E. Australia Standard Time", "AUS Eastern Standard Time",
+         "West Pacific Standard Time", "Tasmania Standard Time", "Vladivostok Standard Time", "Lord Howe Standard Time", "Bougainville Standard Time", "Russia Time Zone 10",
+         "Magadan Standard Time", "Norfolk Standard Time", "Sakhalin Standard Time", "Central Pacific Standard Time", "Russia Time Zone 11", "New Zealand Standard Time", "UTC+12",
+         "Fiji Standard Time", "Kamchatka Standard Time", "Chatham Islands Standard Time", "UTC+13", "Tonga Standard Time", "Samoa Standard Time", "Line Islands Standard Time")]
         public string TimezoneId { get; set; }
 
         /// <summary>