chore(container-builder): update docker/login-action action to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
docker/login-action	action	major	v3.7.0 → v4.0.0

---

Release Notes

docker/login-action (docker/login-action)

v4.0.0

Compare Source

• Node 24 as default runtime (requires Actions Runner v2.327.1 or later) by @​crazy-max in #​929
• Switch to ESM and update config/test wiring by @​crazy-max in #​927
• Bump @​actions/core from 1.11.1 to 3.0.0 in #​919
• Bump @​aws-sdk/client-ecr from 3.890.0 to 3.1000.0 in #​909 #​920
• Bump @​aws-sdk/client-ecr-public from 3.890.0 to 3.1000.0 in #​909 #​920
• Bump @​docker/actions-toolkit from 0.63.0 to 0.77.0 in #​910 #​928
• Bump @​isaacs/brace-expansion from 5.0.0 to 5.0.1 in #​921
• Bump js-yaml from 4.1.0 to 4.1.1 in #​901

Full Changelog: docker/login-action@v3.7.0...v4.0.0

---

Configuration

📅 Schedule: Branch creation - "before 4am every weekday" in timezone Asia/Tokyo, Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.