Update traefik Docker tag to v3

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
traefik	major	2.11.2 -> v3.0.0

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Release Notes

containous/traefik (traefik)

### [`v3.0.0`](https://togithub.com/containous/traefik/blob/HEAD/CHANGELOG.md#v300-rc5-2024-04-11) [Compare Source](https://togithub.com/containous/traefik/compare/v3.0.0...v3.0.0) [All Commits](https://togithub.com/traefik/traefik/compare/v3.0.0-rc4...v3.0.0-rc5) **Misc:** - Merge current v2.11 into v3.0 ([#​10604](https://togithub.com/traefik/traefik/pull/10604) by [ldez](https://togithub.com/ldez)) ### [`v3.0.0`](https://togithub.com/containous/traefik/blob/HEAD/CHANGELOG.md#v300-rc5-2024-04-11) [Compare Source](https://togithub.com/containous/traefik/compare/v2.11.2...v3.0.0) [All Commits](https://togithub.com/traefik/traefik/compare/v3.0.0-rc4...v3.0.0-rc5) **Misc:** - Merge current v2.11 into v3.0 ([#​10604](https://togithub.com/traefik/traefik/pull/10604) by [ldez](https://togithub.com/ldez))

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