fix(api): update unique constraint for Provider model to exclude soft…#9054

AdriiiPRodri merged 8 commits intomasterprowler-cloud/prowler:masterfrom

PROWLER-290-allow-multiple-provider-uid-when-they-are-deletedprowler-cloud/prowler:PROWLER-290-allow-multiple-provider-uid-when-they-are-deletedCopy head branch name to clipboard