meta-*: bump poky from 9497778 to 553530a in the layers group

Bumps the layers group with 1 update: poky.


Updates `poky` from `9497778` to `553530a`

---
updated-dependencies:
- dependency-name: poky
  dependency-version: 553530a8acce3b078473c0fa512246a3e84d46bf
  dependency-type: direct:production
  dependency-group: layers
...

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Author: dependabot[bot]