Add noindex metatag to prevent search engines from indexing the mini-dashboard

[manulpatel]

Pull Request

Related issue

Fixes #448

What does this PR do?

Adds a noindex metatag to prevent search engines from indexing the deployed mini-dashboards.

PR checklist

Please check if your PR fulfills the following requirements:

• Does this PR fix an existing issue, or have you listed the changes applied in the PR description (and why they are needed)?
• Have you read the contributing guidelines?
• Have you made sure that the title is accurate and descriptive of the changes?

Thank you so much for contributing to Meilisearch!

[bidoubiwa]

Hey @manulpatel thanks a lot for this contribution 🙏

[bidoubiwa]

bors merge

[meili-bors]

Build succeeded:

• cypress_meilisearch-api-key
• cypress_meilisearch-no-api-key
• cypress_no_meilisearch
• linter-check

[meili-bot]

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