[doc] Drop reference to "make_cubicweb_application" in pyramid doc
This function got renamed into config_from_cwconfig and this is arguably an
internal detail so should not appear in the API documentation.
.. _tools_module:
:mod:`cubicweb.pyramid.tools`
-----------------------------
.. automodule:: cubicweb.pyramid.tools
.. autofunction:: includeme
.. autofunction:: clone_user
.. autofunction:: cnx_attach_entity
.. autofunction:: cached_build_user
.. autofunction:: clear_cache