Update balena/open-balena-api Docker tag to v45.1.21
Notable changes
balena-io/open-balena-api (balena/open-balena-api)
[v45.1.21](https://redirect.github.com/balena-io/open-balena-api/blob/HEAD/CHANGELOG.md#45121
List of commits
c794be3 (Update balena/open-balena-api Docker tag to v45.1.21, 2026-05-14)