build(deps-dev): bump @lerna-lite/exec from 1.13.0 to 1.15.0

Bumps [@lerna-lite/exec](https://github.com/lerna-lite/lerna-lite/tree/HEAD/packages/exec) from 1.13.0 to 1.15.0.
- [Release notes](https://github.com/lerna-lite/lerna-lite/releases)
- [Changelog](https://github.com/lerna-lite/lerna-lite/blob/main/packages/exec/CHANGELOG.md)
- [Commits](https://github.com/lerna-lite/lerna-lite/commits/v1.15.0/packages/exec)

---
updated-dependencies:
- dependency-name: "@lerna-lite/exec"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]