chore(deps-dev): bump acorn from 8.3.0 to 8.4.0

Bumps [acorn](https://github.com/acornjs/acorn) from 8.3.0 to 8.4.0.
- [Release notes](https://github.com/acornjs/acorn/releases)
- [Commits](acornjs/acorn@8.3.0...8.4.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -29,7 +29,7 @@
     ]
   },
   "devDependencies": {
-    "acorn": "^8.3.0",
+    "acorn": "^8.4.0",
     "chai": "^4.3.4",
     "cypress": "^7.5.0",
     "del": "^6.0.0",