GraphQL Compiler Plugin Fails when Self Referencing Record Types Exist

[ThisaruGuruge]

Description:

The following is a minimal reproducible code for the issue:

import ballerina/graphql;

type Person record {
    string name;
    Person[] friends;
};

service on new graphql:Listener(4000) {
    resource function get profile() returns Person {
        return { name: "Walter White", friends: []};
    }
}

Following is the error message:

error: compilation failed: The compiler extension in package 'ballerina:graphql:1.2.0' failed to complete. null