Maintenance: migrate idempotency e2e tests to vitest

[dreamorosi]

Summary

As part of our migration to Vitest, we should migrate the e2e tests for the Idempotency package to use it.

Why is this needed?

So that we can streamline our test structure and remove some development dependencies from our codebase.

Which area does this relate to?

Tests

Solution

No response

Acknowledgment

• This request meets Powertools for AWS Lambda (TypeScript) Tenets
• Should this be considered in other Powertools for AWS Lambda languages? i.e. Python, Java, and .NET

Future readers

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[github-actions]

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[github-actions]

This is now released under v2.9.0 version!