chore(deps-dev): bump parcel from 2.11.0 to 2.12.0 (#2273)

Bumps [parcel](https://github.com/parcel-bundler/parcel) from 2.11.0 to 2.12.0.
- [Release notes](https://github.com/parcel-bundler/parcel/releases)
- [Changelog](https://github.com/parcel-bundler/parcel/blob/v2/CHANGELOG.md)
- [Commits](parcel-bundler/parcel@v2.11.0...v2.12.0)

---
updated-dependencies:
- dependency-name: parcel
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

output/webcomponent/package.json

@@ -20,7 +20,7 @@
     "postbuild": "npm-run-all -p mv:*"
   },
   "devDependencies": {
-    "parcel": "2.11.0"
+    "parcel": "2.12.0"
   },
   "publishConfig": {
     "registry": "https://registry.npmjs.org/",