chore(deps): update module github.com/gardener/external-dns-management to v0.20.1

[gardener-ci-robot]

This PR contains the following updates:

Package	Type	Update	Change
github.com/gardener/external-dns-management	require	minor	v0.19.0 -> v0.20.1

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Release Notes

gardener/external-dns-management (github.com/gardener/external-dns-management)

### [`v0.20.1`](https://togithub.com/gardener/external-dns-management/releases/tag/v0.20.1) [Compare Source](https://togithub.com/gardener/external-dns-management/compare/v0.20.0...v0.20.1) ### \[gardener/external-dns-management] #### 🏃 Others - `[OPERATOR]` Lookup processor: sort lookup results and retry on timeout by [@​MartinWeindel](https://togithub.com/MartinWeindel) \[[#​382](https://togithub.com/gardener/external-dns-management/issues/382)] #### Docker Images - dns-controller-manager: `europe-docker.pkg.dev/gardener-project/releases/dns-controller-manager:v0.20.1` ### [`v0.20.0`](https://togithub.com/gardener/external-dns-management/releases/tag/v0.20.0) [Compare Source](https://togithub.com/gardener/external-dns-management/compare/v0.19.0...v0.20.0) ### \[gardener/external-dns-management] #### ✨ New Features - `[USER]` \[azure-dns] Support for Azure cloud configurations `AzureChina` and `AzureGovernment` by [@​MartinWeindel](https://togithub.com/MartinWeindel) \[[#​379](https://togithub.com/gardener/external-dns-management/issues/379)] - `[OPERATOR]` Add ignore annotation `dns.gardener.cloud/ignore=true` for `DNSEntries` and source resources to disable reconciliation temporarily. by [@​MartinWeindel](https://togithub.com/MartinWeindel) \[[#​380](https://togithub.com/gardener/external-dns-management/issues/380)] #### Docker Images - dns-controller-manager: `europe-docker.pkg.dev/gardener-project/releases/dns-controller-manager:v0.20.0`

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This PR has been generated by Renovate Bot.

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LGTM label has been added.

Git tree hash: d46b5cf522b56470f593f451da121858dc51307b

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This pull-request has been approved by: MartinWeindel

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