Update ghcr.io/tecnativa/docker-socket-proxy Docker tag to v0.3.0

[renovate]

This PR contains the following updates:

Package	Update	Change
ghcr.io/tecnativa/docker-socket-proxy	minor	0.2.0 -> 0.3.0

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Release Notes

Tecnativa/docker-socket-proxy (ghcr.io/tecnativa/docker-socket-proxy)

v0.3.0

Compare Source

What's Changed

• test: pause after container creation + poetry deps update by @​proudier in https://github.com/Tecnativa/docker-socket-proxy/pull/138
• Revert "chore: updated to HAproxy 3.0 and forced running as root" by @​proudier in https://github.com/Tecnativa/docker-socket-proxy/pull/136

Full Changelog: Tecnativa/docker-socket-proxy@v0.2.0...v0.3.0

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