Revert "build: bump lerna (#1014)"

[saragerion]

This reverts commit f4bc324.

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Related issues, RFCs

#XXXXX
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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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[github-actions]

📊 Package size report   No changes

File	Before	After
Total (Includes all files)	141.4 kB	141.4 kB
Tarball size	140.3 kB	140.3 kB

Unchanged files

File	Size
aws-lambda-powertools-commons-0.12.0-rc.0.tgz	6.5 kB
aws-lambda-powertools-logger-0.12.0-rc.0.tgz	24.1 kB
aws-lambda-powertools-metrics-0.12.0-rc.0.tgz	17.5 kB
aws-lambda-powertools-tracer-0.12.0-rc.0.tgz	21.4 kB
commons-bundle.zip	7.1 kB
logger-bundle.zip	24.6 kB
metrics-bundle.zip	18.1 kB
tracer-bundle.zip	22.0 kB

_{🤖 This report was automatically generated by pkg-size-action}
(options hash: a80b5c10bb28dcb1e3e6a17b8c98c6ed)