updated sproc to clear push token, not identifier

src/Core/Repositories/SqlServer/DeviceRepository.cs

@@ -66,10 +66,7 @@ namespace Bit.Core.Repositories.SqlServer
             {
                 await connection.ExecuteAsync(
                     $"[{Schema}].[{Table}_ClearPushTokenByIdentifier]",
-                    new
-                    {
-                        Identifier = identifier
-                    },
+                    new { Identifier = identifier },
                     commandType: CommandType.StoredProcedure);
             }
         }

src/Sql/dbo/Stored Procedures/Device_ClearPushTokenByIdentifier.sql

@@ -7,7 +7,7 @@ BEGIN
     UPDATE
         [dbo].[Device]
     SET
-        [Identifier] = NULL
+        [PushToken] = NULL
     WHERE
         [Identifier] = @Identifier
 END