chore(deps): update google-github-actions/release-please-action action to v4

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
google-github-actions/release-please-action	action	major	v3 -> v4

---

Release Notes

google-github-actions/release-please-action (google-github-actions/release-please-action)

### [`v4`](https://togithub.com/google-github-actions/release-please-action/compare/v3...v4) [Compare Source](https://togithub.com/google-github-actions/release-please-action/compare/v3...v4)

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

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

♻ Rebasing: Whenever PR is behind base branch, 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.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 95.40%. Comparing base (11a0333) to head (5580196). Report is 11 commits behind head on main.

:exclamation: Current head 5580196 differs from pull request most recent head d7c15d5

Please upload reports for the commit d7c15d5 to get more accurate results.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #161 +/- ## ======================================= Coverage 95.40% 95.40% ======================================= Files 27 27 Lines 1111 1111 Branches 120 120 ======================================= Hits 1060 1060 Misses 34 34 Partials 17 17 ```

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.

[kinyoklion]

The maintainers of the release-please action have moved it into the googleapis repo googleapis/release-please-action@v4.