Geosearch for zero radius

[amab8901]

Pull Request

Related issue

Fixes #3167 (meilisearch/meilisearch#3167)

What does this PR do?

• attempt to improve on Geosearch for zero radius #713 by creating a new branch and removing redundant commits that I accidentally created

PR checklist

Please check if your PR fulfills the following requirements:

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

Thank you so much for contributing to Meilisearch!

[irevoire]

Hey, I'm not sure what's going on with this branch, but it doesn't contain any code from what I see 😬
But we should be able to fix the previous branch. Let's continue over there!