Add data download at "ouvrage" scale

The withdrawals are available by device "ouvrage" with the Sandre identifier.

For getting general information of a device: https://bnpe.eaufrance.fr/Bnpe-Diffusion/suggest/get_ouvrages?&code=OPR0000200109

For getting times series of withdrawals: https://bnpe.eaufrance.fr/Bnpe-Diffusion/synthese/synthese_temporelle_ouvrage?&code_ouvrage=OPR0000200109&ecrasant=false