feat: add sway tests to create-fuels

[Dhaiwat10]

• Closes Implement contract testing in create fuels #3025

Release notes

In this release, we:

• Added Sway tests to create-fuels

Summary

This PR adds native Sway tests for all three programs in the create-fuels template.

Checklist

• All changes are covered by tests (or not applicable)
• All changes are documented (or not applicable)
• I reviewed the entire PR myself (preferably, on GH UI)
• I described all Breaking Changes (or there's none)

[vercel]

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Name	Status	Preview	Comments	Updated (UTC)
create-fuels-template	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Sep 18, 2024 2:33pm
ts-docs	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Sep 18, 2024 2:33pm

1 Skipped Deployment

Name	Status	Preview	Comments	Updated (UTC)
create-fuels-counter-example	⬜️ Ignored (Inspect)			Sep 18, 2024 2:33pm

[danielbate]

I think we should also extend the create fuels testing documentation.

[petertonysmith94]

Nice 🚀

[codspeed-hq]

CodSpeed Performance Report

Merging #3100 will improve performances by ×2.5

_{Comparing dp/create-fuels-contract-tests (4e1ba0a) with master (3668a26)}

Summary

⚡ 1 improvements
✅ 20 untouched benchmarks

Benchmarks breakdown

	Benchmark	master	dp/create-fuels-contract-tests	Change
⚡	Instantiate a new Unlocked wallet	103.3 ms	40.7 ms	×2.5

[github-actions]

Coverage Report:

Lines	Branches	Functions	Statements
77.16%(+0%)	71.81%(+0%)	75.77%(+0%)	77.27%(+0%)

Changed Files:

Coverage values did not change👌.