Changes related to the next Meilisearch release (v1.0.0)

[meili-bot]

This PR gathers the changes related to the next Meilisearch release (v1.0.0) so that this package is ready when the official release is out.

⚠️ This PR should NOT be merged until:

• the next release of Meilisearch (v1.0.0) is out.
• the docs-searchbar.js dependency has been released to be compatible with Meilisearch v1.0.0. Once the release is out, the upgrade of the docs-searchbar.js dependency might be committed to this branch.

This PR is auto-generated for the pre-release week purpose.

Related to this issue: https://github.com/meilisearch/integration-guides/issues/230

[meili-bors[bot]]

Build succeeded:

• linter-check
• Tests (Node.js 14)
• Tests (Node.js 16)