chore(RSS-ECOMM-1_39): replace jest with vitest

[Kleostro]

PR Title ✨

📍 conforms with the following format:

• prefix (following the convention: feat, fix, hotfix, chore, refactor, revert, docs, style, test)
• sprint and issue number (e.g. RSS-ECOMM-1_01, where 1 - is the sprint number and 01 - is the issue number)
• short description

👀 Example: feat(RSS-ECOMM-1_01): description

PR Description 🧙‍♂️

• Replace Jest with Vitest.
• Update configs.

Provide any other relevant information 🦉

• Update branch name examples.

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• I wrote the correct title for the PR 🗝️
• I wrote the correct description for the PR 📜
• I have performed a self-review of my own code ✅
• I have commented my code where needed 📝
• My code is formatted correctly and passes the check 🎨
• My code passes the tests check ⛓️
• My code successfully builds ⚙️
• I am happy with my PR and ready to merge ❤️‍🔥

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[stardustmeg]

Great job 👍🏻

[stardustmeg]

[sprint_1] Replace Jest with Vitest