Not compatible with laravel 6

[hassan-khalil]

unable to install this package on laravel 6

error response

 - Conclusion: don't install happyr/linkedin-api-client 1.0.0
    - Conclusion: don't install php-http/curl-client 2.1.0
    - Installation request for php-http/curl-client ^2.1 -> satisfiable by php-http/curl-client[2.1.0, 2.x-dev].
    - Conclusion: don't install php-http/httplug 2.1.0
    - Installation request for happyr/linkedin-api-client ^1.0 -> satisfiable by happyr/linkedin-api-client[1.0.0, 1.1.x-dev].
    - happyr/linkedin-api-client 1.1.x-dev requires php-http/httplug ^1.0 -> satisfiable by php-http/httplug[v1.0.0, v1.0.0-RC1, v1.0.0-alpha, v1.0.0-alpha2, v1.0.0-alpha3, v1.0.0-beta, v1.1.0].
    - Can only install one of: php-http/httplug[v1.0.0, 2.x-dev].
    - Can only install one of: php-http/httplug[v1.0.0-RC1, 2.x-dev].
    - Can only install one of: php-http/httplug[v1.0.0-alpha, 2.x-dev].
    - Can only install one of: php-http/httplug[v1.0.0-alpha2, 2.x-dev].
    - Can only install one of: php-http/httplug[v1.0.0-alpha3, 2.x-dev].
    - Can only install one of: php-http/httplug[v1.0.0-beta, 2.x-dev].
    - Can only install one of: php-http/httplug[v1.1.0, 2.x-dev].
    - php-http/curl-client 2.x-dev requires php-http/httplug ^2.0 -> satisfiable by php-http/httplug[2.1.0, 2.x-dev, v2.0.0].
    - Conclusion: don't install php-http/httplug v2.0.0