fix rtd build [ci skip]
fix rtd build [ci skip]

geopython/pycsw,kalxas/pycsw,ingenieroariel/pycsw,ricardogsilva/pycsw,tomkralidis/pycsw,kalxas/pycsw,ingenieroariel/pycsw,bukun/pycsw,ricardogsilva/pycsw,ricardogsilva/pycsw,bukun/pycsw,tomkralidis/pycsw,bukun/pycsw,geopython/pycsw,geopython/pycsw,tomkralidis/pycsw,kalxas/pycsw