chore(deps): Bump hyperledger/aries-cloudagent-python (#2975)

Bumps [hyperledger/aries-cloudagent-python](https://github.com/hyperledger/aries-cloudagent-python) from py3.9-0.10.4 to py3.9-0.12.1.
- [Release notes](https://github.com/hyperledger/aries-cloudagent-python/releases)
- [Changelog](https://github.com/hyperledger/aries-cloudagent-python/blob/main/CHANGELOG.md)
- [Commits](https://github.com/hyperledger/aries-cloudagent-python/commits)

---
updated-dependencies:
- dependency-name: hyperledger/aries-cloudagent-python
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: jamshale <31809382+jamshale@users.noreply.github.com>

demo/playground/Dockerfile.acapy

@@ -1,4 +1,4 @@
-FROM ghcr.io/hyperledger/aries-cloudagent-python:py3.9-0.10.4
+FROM ghcr.io/hyperledger/aries-cloudagent-python:py3.9-0.12.1
 
 USER root