⬆️ Update Add-on base image to v15.0.8

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
ghcr.io/hassio-addons/base/aarch64 (source)	patch	15.0.7 -> 15.0.8
ghcr.io/hassio-addons/base/amd64 (source)	patch	15.0.7 -> 15.0.8
ghcr.io/hassio-addons/base/armhf (source)	patch	15.0.7 -> 15.0.8
ghcr.io/hassio-addons/base/armv7 (source)	patch	15.0.7 -> 15.0.8
ghcr.io/hassio-addons/base/i386 (source)	patch	15.0.7 -> 15.0.8

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Release Notes

hassio-addons/addon-base (ghcr.io/hassio-addons/base/aarch64)

### [`v15.0.8`](https://togithub.com/hassio-addons/addon-base/releases/tag/v15.0.8) [Compare Source](https://togithub.com/hassio-addons/addon-base/compare/v15.0.7...v15.0.8) ##### What’s changed ##### ⬆️ Dependency updates - ⬆️ Update OpenSSL to v3.1.4-r6 [@​renovate](https://togithub.com/renovate) ([#​284](https://togithub.com/hassio-addons/addon-base/pull/284))

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Configuration

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