5182: Remove hard coded task ids to prevent flaky tests r=irevoire a=mhmoudr
# Pull Request
## Related issue
Fixes partial #4840
## What does this PR do?
- Mainly scan the test code for any hard coded task Id and replace it by the returned task Id once the action or task is performed on an index.
- PS: _PR is not split by files as it has one theme applied to all tests which make it easy to review_
## 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!
Co-authored-by: Mahmoud Rawas <mhmoudr@gmail.com>
Co-authored-by: Tamo <tamo@meilisearch.com>
