Added display hits ranking scores

[andre-m-dev]

Pull Request

Related issue

Fixes #459

What does this PR do?

• Ensure the SDKs can handle the new search parameter showRankingScore

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!

[brunoocasali]

Can you make the code snake_case? The Ruby SDK can support that :)

Thanks for contributing!

[andre-m-dev]

@brunoocasali thanks for the advice

[codecov-commenter]

Codecov Report

Patch and project coverage have no change.

Comparison is base (7ffc6e7) 99.60% compared to head (678092a) 99.60%.

❗ Current head 678092a differs from pull request most recent head 9379c92. Consider uploading reports for the commit 9379c92 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #466   +/-   ##
=======================================
  Coverage   99.60%   99.60%           
=======================================
  Files           9        9           
  Lines         508      508           
=======================================
  Hits          506      506           
  Misses          2        2           

Files Changed	Coverage Δ
lib/meilisearch/index.rb	100.00% <ø> (ø)

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[brunoocasali]

bors merge

[meili-bors]

Build succeeded:

• integration-tests (ruby 2.6)
• integration-tests (ruby 2.7)
• integration-tests (ruby 3.0)
• linter-check