chore(deps): bump node-webpmux from 2.0.3 to 3.0.0 (#749)

Bumps [node-webpmux](https://github.com/ApeironTsuka/node-webpmux) from 2.0.3 to 3.0.0.
- [Release notes](https://github.com/ApeironTsuka/node-webpmux/releases)
- [Commits](https://github.com/ApeironTsuka/node-webpmux/commits)

---
updated-dependencies:
- dependency-name: node-webpmux
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -32,7 +32,7 @@
     "fluent-ffmpeg": "^2.1.2",
     "jsqr": "^1.3.1",
     "mime": "^2.4.5",
-    "node-webpmux": "^2.0.0",
+    "node-webpmux": "^3.0.0",
     "puppeteer": "^5.2.1",
     "sharp": "^0.26.3"
   },