[v1.12.0] `reverse` parameter when querying tasks

[curquiza]

Related to meilisearch/integration-guides#307

Explanation of the feature

Add a new parameter in GET /tasks route: reverse

Usage: https://meilisearch.notion.site/Usage-Reverse-the-order-of-the-task-queue-1364b06b651f81dcb618e8409d30429b

TODO

• Add a new query parameter associated to the getTasks method
• Add tests

⚠️ Make PRs pointing to bump-meilisearch-v1.12.0 and NOT main. Please do 1 PR for all of these changes, and not several.