remove unused deps

Author: FaFre

app/pubspec.yaml

@@ -66,8 +66,6 @@ dependencies:
   riverpod_annotation: ^3.0.3
   rss_dart: ^1.0.14
   rxdart: ^0.28.0
-  saf_stream: ^0.12.3
-  saf_util: ^0.11.0
   secure_archive:
     git:
       url: https://github.com/FaFre/secure_archive.git