Bump @rails/activestorage from 6.1.710 to 8.0.0

Bumps [@rails/activestorage](https://github.com/rails/rails) from 6.1.710 to 8.0.0.
- [Release notes](https://github.com/rails/rails/releases)
- [Commits](https://github.com/rails/rails/commits/v8.0.0)

---
updated-dependencies:
- dependency-name: "@rails/activestorage"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -11,7 +11,7 @@
   "dependencies": {
     "@fortawesome/fontawesome-free": "^6.6.0",
     "@rails/actiontext": "^7.1.3",
-    "@rails/activestorage": "^6.1.710",
+    "@rails/activestorage": "^8.0.0",
     "@rails/ujs": "^6.1.710",
     "bootstrap": "^4.6.2",
     "dropzone": "^5.9.3",