TF-825 Download email as EML file (#2854)

lib/main/localizations/app_localizations.dart

@@ -3879,4 +3879,18 @@ class AppLocalizations {
       name: 'youMayAttendThisMeeting',
     );
   }
+
+  String get downloadMessageAsEML {
+    return Intl.message(
+      'Download message as EML',
+      name: 'downloadMessageAsEML',
+    );
+  }
+
+  String get downloadMessageAsEMLFailed {
+    return Intl.message(
+      'Download message as EML failed',
+      name: 'downloadMessageAsEMLFailed',
+    );
+  }
 }