Update softprops/action-gh-release action to v2.0.6

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
softprops/action-gh-release	action	patch	v2.0.5 -> v2.0.6

---

Release Notes

softprops/action-gh-release (softprops/action-gh-release)

### [`v2.0.6`](https://togithub.com/softprops/action-gh-release/releases/tag/v2.0.6) [Compare Source](https://togithub.com/softprops/action-gh-release/compare/v2.0.5...v2.0.6) maintenance release with updated dependencies

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - "after 11am and before 11pm every weekend" in timezone Asia/Tokyo.

🚦 Automerge: Enabled.

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