⬆️ Update Addon Base Image to v7.3.4

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
ghcr.io/hassio-addons/debian-base (source)		patch	7.3.3 -> 7.3.4
ghcr.io/hassio-addons/debian-base (source)	final	patch	7.3.3 -> 7.3.4

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Release Notes

hassio-addons/addon-debian-base (ghcr.io/hassio-addons/debian-base)

### [`v7.3.4`](https://togithub.com/hassio-addons/addon-debian-base/releases/tag/v7.3.4) [Compare Source](https://togithub.com/hassio-addons/addon-debian-base/compare/v7.3.3...v7.3.4) ##### What’s changed ##### ⬆️ Dependency updates - ⬆️ Update just-containers/s6-overlay to v3.2.0.0 [@​renovate](https://togithub.com/renovate) ([#​167](https://togithub.com/hassio-addons/addon-debian-base/pull/167))

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