fix(deps): update dependency wavesurfer.js to v7.8.6 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
wavesurfer.js (source)	7.8.5 -> 7.8.6

---

Release Notes

katspaugh/wavesurfer.js (wavesurfer.js)

### [`v7.8.6`](https://redirect.github.com/katspaugh/wavesurfer.js/releases/tag/7.8.6) [Compare Source](https://redirect.github.com/katspaugh/wavesurfer.js/compare/7.8.5...7.8.6) - 7.8.6 - Fix: (Record) restore previous continuous mode duration calculation - Fix: \[Spectrogram] Resample spectrogram at Mel frequencies without changing magnitudes ([#​3861](https://redirect.github.com/katspaugh/wavesurfer.js/issues/3861)) by [@​lucastheis](https://redirect.github.com/lucastheis)

---

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 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.