initial commit translating showcase page to french

[iamfortune]

Please describe the changes this PR makes and why it should be merged:

Status

• [ ] Code changes have been tested against prettier, or there are no code changes
• [ ] I know how to update typings and have done so, or typings don't need updating

Semantic versioning classification:

• [ ] This PR changes the codebase
  • [ ] This PR includes breaking changes (methods removed or renamed, parameters moved or removed)
  • [ ] This PR changes the internal workings with no modifications to the external API (bug fixes, performance improvements)
• [ ] This PR only includes non-code changes, like changes to documentation, README, etc.

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[github-actions[bot]]

This pull request has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs within the next 7 days.

[iamfortune]

Any word on this PR @tobySolutions ?

[github-actions[bot]]

This pull request has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs within the next 7 days.