[FIX] *: various English errors

addons/lunch/views/lunch_views.xml

addons/payment_buckaroo/models/buckaroo.py

addons/payment_ogone/models/ogone.py

addons/product/product.py

addons/sale_crm/sale_crm_view.xml

addons/website_slides/controllers/main.py

addons/website_slides/data/website_slides_demo.xml

addons/website_slides/static/src/js/slides_upload.js