Update dependency mat2 to v0.13.5

This MR contains the following updates:

Package	Update	Change
mat2 (source, changelog)	patch	==0.13.4 -> ==0.13.5

---

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 MR becomes conflicted, or you tick the rebase/retry checkbox.

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

---

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

---

This MR has been generated by Renovate Bot.

requirements.txt

 Flask==3.0.3
-mat2==0.13.4
+mat2==0.13.5