Update dependencies passkit (#109)

* update dependencies passkit

* revert update pontycastle

* revert dependencies update

* revert dependencies lint

Author: andrey-sales

passkit/pubspec.yaml

@@ -32,7 +32,7 @@ dependencies:
   json_annotation: ^4.8.0
   meta: ^1.0.0
   pkcs7: ^1.0.0
-  pointycastle: ^3.7.0
+  pointycastle: ^4.0.0
 
 dev_dependencies:
   build_runner: ^2.3.2