Update version for the next release (v0.22.0)

[brunoocasali]

This version makes this package compatible with Meilisearch v0.29.0 🎉
Check out the changelog of Meilisearch v0.29.0 for more information on the changes.

🚀 Enhancements

• Ensure support to the new search query parameter matchingStrategy (Add tests to custom search with matching_strategy param #522) @brunoocasali
• Ensure support to keys with wildcarded actions.
  • actions field during key creation now accepts wildcards on actions. For example, indexes.* provides rights to indexes.create, indexes.get,indexes.delete, indexes.delete, and indexes.update. (Add a creation key use case with wildcards in the action field #521) @brunoocasali

⚠️ Breaking Changes

This breaking change may not affect you, but in any case, you should check your search queries if you want to keep the same behavior from v0.28.

• The NOT filter keyword does not have an implicitly EXIST operator anymore. Check out for more information: Rework the NOT filter keyword meilisearch#2486

[alallema]

Thanks, @brunoocasali for this PR!
LGTM! 🥇

[alallema]

bors merge

[bors]

Build succeeded:

• integration-tests (3.10)
• integration-tests (3.7)
• integration-tests (3.8)
• integration-tests (3.9)
• mypy
• pylint

[alallema]

Thanks again for contributing with Meilisearch ❤️
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