feature: texts translated in French

...nt/templates/django_registration/activation_complete.html

...t/templates/django_registration/activation_email_body.txt

...emplates/django_registration/activation_email_subject.txt

...ount/templates/django_registration/activation_failed.html

...nt/templates/django_registration/registration_closed.html

.../templates/django_registration/registration_complete.html

...ount/templates/django_registration/registration_form.html

djangoldp_account/templates/oidc_provider/authorize.html

djangoldp_account/templates/password/email.html

djangoldp_account/templates/registration/activate.html

...p_account/templates/registration/activation_complete.html

...goldp_account/templates/registration/activation_email.txt

...count/templates/registration/activation_email_subject.txt

djangoldp_account/templates/registration/login.html

djangoldp_account/templates/registration/logout.html

djangoldp_account/templates/registration/lost_user.html

..._account/templates/registration/password_change_done.html

..._account/templates/registration/password_change_form.html

...count/templates/registration/password_reset_complete.html

...ccount/templates/registration/password_reset_confirm.html