chore(deps-dev): bump ember-cli from 4.6.0 to 5.1.0

Bumps [ember-cli](https://github.com/ember-cli/ember-cli) from 4.6.0 to 5.1.0.
- [Release notes](https://github.com/ember-cli/ember-cli/releases)
- [Changelog](https://github.com/ember-cli/ember-cli/blob/master/CHANGELOG.md)
- [Commits](ember-cli/ember-cli@v4.6.0...v5.1.0)

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

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

packages/client/package.json

@@ -65,7 +65,7 @@
     "@types/htmlbars-inline-precompile": "~3.0.0",
     "@types/qunit": "~2.19.1",
     "broccoli-asset-rev": "~3.0.0",
-    "ember-cli": "~4.6.0",
+    "ember-cli": "~5.1.0",
     "ember-cli-dependency-checker": "~3.3.1",
     "ember-cli-inject-live-reload": "~2.1.0",
     "ember-cli-sri": "~2.1.1",

packages/mock/package.json

@@ -59,7 +59,7 @@
     "@types/htmlbars-inline-precompile": "~3.0.0",
     "@types/qunit": "~2.19.1",
     "broccoli-asset-rev": "~3.0.0",
-    "ember-cli": "~4.6.0",
+    "ember-cli": "~5.1.0",
     "ember-cli-dependency-checker": "~3.3.1",
     "ember-cli-htmlbars": "~6.2.0",
     "ember-cli-inject-live-reload": "~2.1.0",