Odoo Server 15.5alpha1 - en to sk translation catalogue (4 entries)

note: module: website_event_booth_sale
en: Free
sk: Voľný

note: module: website_event_booth_sale
en: Product Variant
sk: Varianta produktu

note: module: website_event_booth_sale
en: Sales Order
sk: Objednávka

note: module: website_event_booth_sale
en: Website
sk: Webstránka
