meta-*: bump the layers group with 3 updates

Bumps the layers group with 3 updates: [meta-virtualization](https://github.com/lgirdk/meta-virtualization), poky and meta-selinux.


Updates `meta-virtualization` from `e5878c8` to `6f3c1d8`
- [Commits](lgirdk/meta-virtualization@e5878c8...6f3c1d8)

Updates `poky` from `c799f73` to `cd44e6b`

Updates `meta-selinux` from `9f5a466` to `3aff015`

---
updated-dependencies:
- dependency-name: meta-virtualization
  dependency-type: direct:production
  dependency-group: layers
- dependency-name: poky
  dependency-type: direct:production
  dependency-group: layers
- dependency-name: meta-selinux
  dependency-type: direct:production
  dependency-group: layers
...

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