Update dependency mini-css-extract-plugin to v2.7.7

This MR contains the following updates:

Package	Type	Update	Change
mini-css-extract-plugin	dependencies	patch	2.7.0 -> 2.7.7

---

Release Notes

webpack-contrib/mini-css-extract-plugin (mini-css-extract-plugin)

v2.7.7

Compare Source

v2.7.6

Compare Source

v2.7.5

Compare Source

v2.7.4

Compare Source

v2.7.3

Compare Source

v2.7.2

Compare Source

v2.7.1

Compare Source

---

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.