[source,native] Generalize the IntegrityError constraint parsing regex This allows catching constraint-related errors that have been translated by psycopg2, replacing surrounding english quotes by french quotes + space for instance. Closes #17047951.

.. _req_module:

:mod:`cubicweb.req`
===================

.. automodule:: cubicweb.req

    .. autoexception:: FindEntityError

    .. autoclass:: RequestSessionBase
        :members: