TF-2184 Update RuleAction with multiple actions

(cherry picked from commit b2352e06dbc4a8f1166ca4234278fb1e8a8e8389)

rule_filter/lib/rule_filter/rule_action.dart

@@ -7,9 +7,18 @@ part 'rule_action.g.dart';
 @JsonSerializable(explicitToJson: true)
 class RuleAction with EquatableMixin {
   final RuleAppendIn appendIn;
+  @JsonKey(includeIfNull: false)
+  final bool? markAsSeen;
+  @JsonKey(includeIfNull: false)
+  final bool? markAsImportant;
+  @JsonKey(includeIfNull: false)
+  final bool? reject;
 
   RuleAction({
     required this.appendIn,
+    this.markAsSeen,
+    this.markAsImportant,
+    this.reject,
   });
 
   @override

rule_filter/test/rule_filter/set_rule_filter_method_test.dart

@@ -47,6 +47,9 @@ void main() {
             MailboxId(Id('42')),
           ],
         ),
+        markAsImportant: true,
+        markAsSeen: true,
+        reject: false,
       ),
     );
 
@@ -93,7 +96,10 @@ void main() {
                           "action": {
                             "appendIn": {
                               "mailboxIds": ["42"]
-                            }
+                            },
+                            "markAsSeen": true,
+                            "markAsImportant": true,
+                            "reject": false
                           }
                         }
                       }