meta-*: bump poky from b33a8ab to c1bb6b3 in the layers group

Bumps the layers group with 1 update: poky.


Updates `poky` from `b33a8ab` to `c1bb6b3`

---
updated-dependencies:
- dependency-name: poky
  dependency-version: c1bb6b3d12ed8f69daa76435ff8f8118f42d5116
  dependency-type: direct:production
  dependency-group: layers
...

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Author: dependabot[bot]