Use :doc: and :ref: role directives inside needs options

[BCristianRazvan]

Describe the bug:

• Use :doc: and :ref: role directives inside needs options

To reproduce:

.. req:: My_req_1
   :id: REQ_1
   :url: :ref:`label`

   Description

.. req:: My_req_1
   :id: REQ_2
   :url: :doc:`Display test <label>`

   Description

Expected behaviour:
need option act like plaint rst , not text

Desktop (please complete the following information):

OS: Linux in Devcontainer
Architecture x64
Sphinx-need 5.0.0