Bump slotmap from 1.0.2 to 1.0.5 (#3495)

Bumps [slotmap](https://github.com/orlp/slotmap) from 1.0.2 to 1.0.5.
- [Release notes](https://github.com/orlp/slotmap/releases)
- [Changelog](https://github.com/orlp/slotmap/blob/master/RELEASES.md)
- [Commits](orlp/slotmap@v1.0.2...v1.0.5)

---
updated-dependencies:
- dependency-name: slotmap
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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