Fix: standardized and consistent linting strategy across Lerna targets

[saragerion]

Description of your changes

This change formats a test file that was not correctly linted before: https://github.com/awslabs/aws-lambda-powertools-typescript/pull/1105/files#diff-5fa0a43152940e8ecf42dd84317e26ca2e7635efc102a6e869008c0ed47928e4R219

It also makes sure that all lerna packages get linted and linted with fix in the same way (using the same command).

Previously that was not the case. Before:

How to verify this change

Related issues, RFCs

Issue number:

PR status

Is this ready for review?: NO
Is it a breaking change?: NO

Checklist

• My changes meet the tenets criteria
• I have performed a self-review of my own code
• I have commented my code where necessary, particularly in areas that should be flagged with a TODO, or hard-to-understand areas
• I have made corresponding changes to the documentation
• I have made corresponding changes to the examples
• My changes generate no new warnings
• The code coverage hasn't decreased
• I have added tests that prove my change is effective and works
• New and existing unit tests pass locally and in Github Actions
• Any dependent changes have been merged and published in downstream module
• The PR title follows the conventional commit semantics

Breaking change checklist

• I have documented the migration process
• I have added, implemented necessary warnings (if it can live side by side)

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[dreamorosi]

@saragerion Should we also change the husky/pre-push or husky/pre-commit here to use the -fix version?