Fix type of 'DatabaseMaxSizeBytes' parameter for New-AzureRmSqlDatabaseImport cmdlet

Author: hungmai-msft

src/ResourceManager/Sql/Commands.Sql/ImportExport/Cmdlet/NewAzureSqlDatabaseImport.cs

@@ -57,7 +57,7 @@ public string ServiceObjectiveName
         /// Gets or sets the maximum size for the newly imported database
         /// </summary>
         [Parameter(Mandatory = true, HelpMessage = "The maximum size in bytes for the newly imported database")]
-        public int DatabaseMaxSizeBytes
+        public long DatabaseMaxSizeBytes
         {
             get; set;
         }

src/ResourceManager/Sql/Commands.Sql/ImportExport/Model/AzureSqlDatabaseImportModel.cs

@@ -40,7 +40,7 @@ public string ServiceObjectiveName
         /// <summary>
         /// Gets or sets the maximum size for the newly imported database
         /// </summary>
-        public int DatabaseMaxSizeBytes
+        public long DatabaseMaxSizeBytes
         {
             get; set;
         }