Support violation_error_code and violation_error_message from UniqueConstraint in UniqueTogetherValidator#9766

s-aleshin wants to merge 2 commits intoencode:mainencode/django-rest-framework:mainfrom

s-aleshin:support-custom-error-unique-validators-aleshin/django-rest-framework:support-custom-error-unique-validatorCopy head branch name to clipboard