Break compatibility by changing the type of notify

Author: Franco Bugnano

lib/src/chatbox.dart

@@ -517,12 +517,7 @@ class ChatBoxState extends State<ChatBox> {
       }
 
       if (participant.notify != null) {
-        result['notify'] = participant.notify;
-      }
-
-      // This overrides the deprecated `notify` property if provided
-      if (participant.notification != null) {
-        result['notify'] = participant.notification!.getValue();
+        result['notify'] = participant.notify!.getValue();
       }
 
       execute('$variableName.setParticipant($userVariableName, ${json.encode(result)});');

lib/src/conversation.dart

@@ -43,18 +43,14 @@ class Participant {
 
   final ParticipantAccess? access;
 
-  /// Deprecated. Use the notification property instead
-  final bool? notify;
+  final ParticipantNotification? notify;
 
-  final ParticipantNotification? notification;
-
-  const Participant(this.user, {this.access, this.notify, this.notification});
+  const Participant(this.user, {this.access, this.notify});
 
   Participant.of(Participant other)
     : user = User.of(other.user),
     access = other.access,
-    notify = other.notify,
-    notification = other.notification;
+    notify = other.notify;
 
   bool operator ==(Object other) {
     if (identical(this, other)) {
@@ -77,14 +73,10 @@ class Participant {
       return false;
     }
 
-    if (notification != other.notification) {
-      return false;
-    }
-
     return true;
   }
 
-  int get hashCode => hashValues(user, access, notify, notification);
+  int get hashCode => hashValues(user, access, notify);
 }
 
 /// This represents a conversation that is about to be created, fetched, or