chore(deps): update ghcr.io/muhlba91/external-dns-provider-adguard docker tag to v5.1.2

[p6r-renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
ghcr.io/muhlba91/external-dns-provider-adguard	Kustomization	patch	v5.1.0 -> v5.1.2

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Release Notes

muhlba91/external-dns-provider-adguard (ghcr.io/muhlba91/external-dns-provider-adguard)

### [`v5.1.2`](https://togithub.com/muhlba91/external-dns-provider-adguard/releases/tag/v5.1.2) [Compare Source](https://togithub.com/muhlba91/external-dns-provider-adguard/compare/v5.1.0...v5.1.2) ##### Bug Fixes - **ci:** fix permissions ([67c4273](https://togithub.com/muhlba91/external-dns-provider-adguard/commit/67c42735250db6358484b9bb091d719064c69ede))

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