[CONTRACT] Implement get_contract_name

[Sadeequ]

Desc: Create a simple public function that returns a String (e.g., "StellarFlow Africa Oracle").

Goal: Test if the developer knows how to handle String or Symbol types in Soroban and return them properly.

[Daniel4000-dev]

@Daniel4000-dev has applied to work on this issue as part of the Stellar Wave Program's 3rd wave.

I would like to work on this issue

ℹ️ Repo Maintainers: To accept this application, review their application or assign @Daniel4000-dev to this issue.

[DavisVT]

@DavisVT has applied to work on this issue as part of the Stellar Wave Program's 4th wave.

i would like to work on this issue

ℹ️ Repo Maintainers: To accept this application, review their application or assign @DavisVT to this issue.

[drips-wave]

Congratulations, @DavisVT! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on April 29, 2026.

🧑‍💻 @DavisVT: Please resolve the issue such that the repo's maintainers have enough time to review your contribution before the due date. You'll earn Points for completing the issue on-time, which will make you eligible for a share of the Stellar Wave Program's reward pool.

Warning

When opening a PR, please link it to this issue to ensure it gets tracked accurately. Points are awarded when this issue is marked as completed by the maintainer.

🤠 Repo maintainers: Please keep an eye on the contributor's progress and review their work before the due date. You can manage this issue, including adjusting its complexity and points, here.

🌊 Happy Wave 🌊