build(deps-dev): bump ember-source from 4.8.4 to 5.2.0

Bumps [ember-source](https://github.com/emberjs/ember.js) from 4.8.4 to 5.2.0.
- [Release notes](https://github.com/emberjs/ember.js/releases)
- [Changelog](https://github.com/emberjs/ember.js/blob/main/CHANGELOG.md)
- [Commits](emberjs/ember.js@v4.8.4...v5.2.0)

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

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

package.json

@@ -88,7 +88,7 @@
     "ember-load-initializers": "^2.1.2",
     "ember-qunit": "^6.2.0",
     "ember-resolver": "^9.0.1",
-    "ember-source": "~4.8.0",
+    "ember-source": "~5.2.0",
     "ember-source-channel-url": "^3.0.0",
     "ember-template-lint": "^5.7.2",
     "ember-try": "^2.0.0",