feat: new infra for code snippets

[arboleya]

• Closes #2399

Summary

This PR introduces a new WYSIWYG split between code snippets and unit tests.

• Added necessary infrastructure to a apps/docs-snippets2 package
• Migrated one code snippet over to it to showcase the difference

What you see

https://github.com/FuelLabs/fuels-ts/blob/5b4f6782a8277807ee0070821e8270f31f349a2f/apps/docs-snippets2/src/introduction/connecting-to-localnode.ts#L2-L13

Is what you get

Issues this will fix

A few examples - broken imports:

• https://docs.fuel.network/docs/fuels-ts/getting-started/connecting-to-a-local-node/
• https://docs.fuel.network/docs/fuels-ts/getting-started/connecting-to-testnet/

[github-actions[bot]]

Coverage Report:

Lines	Branches	Functions	Statements
79.19%(-0.35%)	71.15%(-0.22%)	76.8%(-0.11%)	79.28%(-0.34%)

Changed Files:

| Ok | File (✨=New File) | Lines | Branches | Functions | Statements | | -- | ------------------------------------------------------------------------------------------------------------- | --------------- | --------------- | --------------- | --------------- | | 🔴 | ✨ apps/docs-snippets2/scripts/wrap-snippets.ts | 0%
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(+0%) | | 🔴 | ✨ apps/docs-snippets2/src/introduction/connecting-to-localnode.ts | 0%
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(+0%) | | 🔴 | ✨ apps/docs-snippets2/src/introduction/connecting-to-localnode.wrapped.ts | 0%
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(+0%) | | 🔴 | ✨ apps/docs-snippets2/src/introduction/connecting-to-testnet.ts | 0%
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(+0%) | | 🔴 | ✨ apps/docs-snippets2/src/introduction/connecting-to-testnet.wrapped.ts | 100%
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