Bump ember-page-title from 6.2.2 to 7.0.0

Bumps [ember-page-title](https://github.com/ember-cli/ember-page-title) from 6.2.2 to 7.0.0.
- [Release notes](https://github.com/ember-cli/ember-page-title/releases)
- [Changelog](https://github.com/ember-cli/ember-page-title/blob/master/CHANGELOG.md)
- [Commits](ember-cli/ember-page-title@v6.2.2...v7.0.0)

---
updated-dependencies:
- dependency-name: ember-page-title
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -56,7 +56,7 @@
     "ember-export-application-global": "^2.0.1",
     "ember-load-initializers": "^2.1.2",
     "ember-maybe-import-regenerator": "^0.1.6",
-    "ember-page-title": "^6.2.2",
+    "ember-page-title": "^7.0.0",
     "ember-qunit": "^5.1.4",
     "ember-resolver": "^8.0.2",
     "ember-source": "~3.28.0",