chore: bump up flutter_hooks with constraint

Author: ronnnnn

packages/graphql_flutter/pubspec.yaml

@@ -18,7 +18,7 @@ dependencies:
   connectivity_plus: ^4.0.0
   hive: ^2.0.0
   plugin_platform_interface: ^2.0.0
-  flutter_hooks: ^0.18.2
+  flutter_hooks: '>=0.18.2 <0.21.0'
 
 dev_dependencies:
   pedantic: ^1.11.0