chore(deps): update linuxserver/syncthing:1.27.10 docker digest to d6502d9

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
linuxserver/syncthing (source)	digest	2c1ecba -> d6502d9

---

Configuration

📅 Schedule: Branch creation - "after 3am on Sunday" (UTC), Automerge - At any time (no schedule defined).

🚦 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 was generated by Mend Renovate. View the repository job log.