Fix error can not convert Uri to Json

Author: hoangdat

lib/http/converter/capability_identifier_onverter.dart renamed to lib/http/converter/capability_identifier_converter.dart

@@ -1,12 +1,12 @@
 import 'package:jmap_dart_client/jmap/core/capability/capability_identifier.dart';
 import 'package:json_annotation/json_annotation.dart';
 
-class CapabilityIdentifierConverter implements JsonConverter<CapabilityIdentifier, Uri> {
+class CapabilityIdentifierConverter implements JsonConverter<CapabilityIdentifier, String> {
   const CapabilityIdentifierConverter();
 
   @override
-  CapabilityIdentifier fromJson(Uri json) => CapabilityIdentifier(json);
+  CapabilityIdentifier fromJson(String json) => CapabilityIdentifier(Uri.parse(json));
 
   @override
-  Uri toJson(CapabilityIdentifier object) => object.value;
+  String toJson(CapabilityIdentifier object) => object.value.toString();
 }

lib/jmap/core/request/request_object.dart

@@ -1,5 +1,5 @@
 import 'package:equatable/equatable.dart';
-import 'package:jmap_dart_client/http/converter/capability_identifier_onverter.dart';
+import 'package:jmap_dart_client/http/converter/capability_identifier_converter.dart';
 import 'package:jmap_dart_client/http/converter/request_invocation_converter.dart';
 import 'package:jmap_dart_client/jmap/core/capability/capability_identifier.dart';
 import 'package:jmap_dart_client/jmap/core/request/request_invocation.dart';