* Create ValidationContext
* Add ValidationProvider to the product editor
* Add new validation to the name block
* Add new validation to the Save button
* Store validations within a useRef instead of useState to improves re-renders
* Create find first visible and invalid element function
* Add focus first invalid element feat when submitting
* Integrate autofocus with name block
* Migrate sale-price block to the new validation system
* Add changelog file
* Migrate regular-price block to the new validation system
* Migrate schedule-sale block to the new validation system
* Migrate inventory-quantity block to the new validation system
* Migrate shipping-dimensions block to the new validation system
* Remove old validation hook
* Add validation to the save-draft button
* Add validation to the preview button
* Expose validation hooks to be used outside of the package
* Make sure the product is in fact saved before calling the onPublishSuccess