Widened intl constraint (#359)

Co-authored-by: Perondas <Pperondas@gmail.com>

Author: Perondas

pubspec.yaml

@@ -10,14 +10,16 @@ dependencies:
   collection: ^1.15.0
   crypto: ^3.0.0
   flutter_webrtc: ^0.9.23
-  intl: ^0.18.0
   logger: ^1.0.0
   parser_error: ^0.2.0
   path: ^1.6.4
   random_string: ^2.0.0
   recase: ^4.0.0
   sdp_transform: ^0.3.2
   uuid: ^3.0.2
+
+  # An exact version pin will be provided by the Flutter SDK
+  intl: any
 
 
 dev_dependencies: