chore(deps-dev): bump ember-cli-addon-docs from 6.0.2 to 7.0.0 (#1057)

Bumps [ember-cli-addon-docs](https://github.com/ember-learn/ember-cli-addon-docs) from 6.0.2 to 7.0.0.
- [Release notes](https://github.com/ember-learn/ember-cli-addon-docs/releases)
- [Changelog](https://github.com/ember-learn/ember-cli-addon-docs/blob/master/CHANGELOG.md)
- [Commits](ember-learn/ember-cli-addon-docs@v6.0.2...v7.0.0)

---
updated-dependencies:
- dependency-name: ember-cli-addon-docs
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -62,7 +62,7 @@
     "concurrently": "8.2.2",
     "ember-auto-import": "2.7.2",
     "ember-cli": "5.4.1",
-    "ember-cli-addon-docs": "6.0.2",
+    "ember-cli-addon-docs": "7.0.0",
     "ember-cli-clean-css": "3.0.0",
     "ember-cli-dependency-checker": "3.3.2",
     "ember-cli-deploy": "2.0.0",