TF-2901 Implement caching composer on log out

lib/features/email/presentation/extensions/composer_arguments_extension.dart

@@ -3,22 +3,10 @@ import 'package:tmail_ui_user/features/email/presentation/model/composer_argumen
 
 extension ComposerArgumentsExtension on ComposerArguments {
 
-  ComposerArguments withIdentity({List<Identity>? identities}) {
-    return ComposerArguments(
-      emailActionType: emailActionType,
-      presentationEmail: presentationEmail,
-      emailContents: emailContents,
-      attachments: attachments,
-      mailboxRole: mailboxRole,
-      listEmailAddress: listEmailAddress,
-      listSharedMediaFile: listSharedMediaFile,
-      sendingEmail: sendingEmail,
-      subject: subject,
-      body: body,
-      messageId: messageId,
-      references: references,
-      previousEmailId: previousEmailId,
+  ComposerArguments withIdentity({List<Identity>? identities, Identity? selectedIdentity}) {
+    return copyWith(
       identities: identities,
+      selectedIdentity: selectedIdentity,
     );
   }
 }