Bump lerna from 5.3.0 to 5.4.3 (#1410)

Bumps [lerna](https://github.com/lerna/lerna/tree/HEAD/core/lerna) from 5.3.0 to 5.4.3.
- [Release notes](https://github.com/lerna/lerna/releases)
- [Changelog](https://github.com/lerna/lerna/blob/main/core/lerna/CHANGELOG.md)
- [Commits](https://github.com/lerna/lerna/commits/v5.4.3/core/lerna)

---
updated-dependencies:
- dependency-name: lerna
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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