docs(prisma): Update outdated Prisma Migrate URL

[qrodrigues]

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines: https://github.com/nestjs/docs.nestjs.com/blob/master/CONTRIBUTING.md

PR Type

What kind of change does this PR introduce?

• Bugfix
• Feature
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Build related changes
• Docs
• Other... Please describe:

What is the current behavior?

The Prisma Migrate link in the Prisma recipe points to an outdated page that returns a 404 on prisma.io.

Issue Number: N/A

What is the new behavior?

The outdated Prisma Migrate URL is replaced with the current official Prisma documentation link, ensuring users are directed to valid and up-to-date content.

Does this PR introduce a breaking change?

• Yes
• No

Other information

This update improves the developer experience by fixing a broken external link in the Prisma documentation page.

[kamilmysliwiec]

lgtm