Resolve review comments

Author: JosueNina

Common/Securities/Security.cs

@@ -208,7 +208,12 @@ public SecurityExchange Exchange
                 _exchange = value;
                 if (_localTimeKeeper != null && !_exchange.HasTimeProvider)
                 {
-                    _exchange.SetLocalDateTimeFrontierProvider(_localTimeKeeper);
+                    var hasDifferentTimeZones = _localTimeKeeper.TimeZone != _exchange.TimeZone;
+                    var newLocalTimeKeeper = hasDifferentTimeZones
+                        ? new LocalTimeKeeper(_localTimeKeeper.LocalTime.ConvertToUtc(_exchange.TimeZone), _exchange.TimeZone)
+                        : _localTimeKeeper;
+
+                    _exchange.SetLocalDateTimeFrontierProvider(newLocalTimeKeeper);
                 }
             }
         }

Common/Securities/SecurityExchange.cs

@@ -57,12 +57,12 @@ public class SecurityExchange
         /// <summary>
         /// Boolean property for quickly testing if the exchange is 10 minutes away from closing.
         /// </summary>
-        public bool ClosingSoon => IsClosingSoon(minutesToClose:10);
+        public bool ClosingSoon => IsClosingSoon(minutesToClose: 10);
 
         /// <summary>
         /// Indicates whether a time provider has been set for this exchange.
         /// </summary>
-        public bool HasTimeProvider => _timeProvider != null;
+        internal bool HasTimeProvider => _timeProvider != null;
 
         /// <summary>
         /// Initializes a new instance of the <see cref="SecurityExchange"/> class using the specified