build(deps): bump backon from 1.5.2 to 1.6.0

Bumps [backon](https://github.com/Xuanwo/backon) from 1.5.2 to 1.6.0.
- [Release notes](https://github.com/Xuanwo/backon/releases)
- [Commits](Xuanwo/backon@v1.5.2...v1.6.0)

---
updated-dependencies:
- dependency-name: backon
  dependency-version: 1.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]