Added plumbing and bathroom suppliers (Bain Dépôt, Plomberie Mascouche, Neptune, Rubi, Odass, Fleurco)

Request to integrate new merchants and manufacturers specializing in plumbing and bathroom design to facilitate quotes. Status of integrations based on requests: - **Bain Dépôt** and **Plomberie Mascouche** are already supported and operational on the platform. - **Rubi** and **Fleurco** products are available through the existing retailer “Espace Plomberium.” - The addition of **Neptune** and **Odass** (which will be available through the retailer leopoldbouchard.com) has been confirmed and is currently being integrated.