Update balena/open-balena-registry Docker tag to v2.39.61

[balena-renovate[bot]]

This PR contains the following updates:

Package	Update	Change
balena/open-balena-registry	patch	v2.39.60 -> v2.39.61

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Release Notes

balena-io/open-balena-registry (balena/open-balena-registry)

### [`v2.39.61`](https://togithub.com/balena-io/open-balena-registry/blob/HEAD/CHANGELOG.md#v23961) [Compare Source](https://togithub.com/balena-io/open-balena-registry/compare/v2.39.61...v2.39.61) #### (2024-07-08) - Update balena/open-balena-base Docker tag to v18.0.5 \[Self-hosted Renovate Bot] ### [`v2.39.61`](https://togithub.com/balena-io/open-balena-registry/blob/HEAD/CHANGELOG.md#v23961) [Compare Source](https://togithub.com/balena-io/open-balena-registry/compare/v2.39.60...v2.39.61) #### (2024-07-08) - Update balena/open-balena-base Docker tag to v18.0.5 \[Self-hosted Renovate Bot]

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This PR has been generated by Renovate Bot.