⬆️ Update jupyter_bokeh to v4.0.3

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
jupyter_bokeh	==4.0.2 -> ==4.0.3

---

[!WARNING] Some dependencies could not be looked up. Check the Dependency Dashboard for more information.

---

Release Notes

bokeh/jupyter_bokeh (jupyter_bokeh)

### [`v4.0.3`](https://togithub.com/bokeh/jupyter_bokeh/compare/4.0.2...4.0.3) [Compare Source](https://togithub.com/bokeh/jupyter_bokeh/compare/4.0.2...4.0.3)

---

Configuration

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

🚦 Automerge: Enabled.

♻ 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 has been generated by Mend Renovate. View repository job log here.