chore(deps): update dependency ember-load-initializers to v3

Author: renovate[bot]

packages/test-app/package.json

@@ -78,7 +78,7 @@
     "ember-cli-terser": "4.0.2",
     "ember-cli-typescript": "5.3.0",
     "ember-fetch": "8.1.2",
-    "ember-load-initializers": "2.1.2",
+    "ember-load-initializers": "3.0.0",
     "ember-maybe-import-regenerator": "1.0.0",
     "ember-page-title": "8.2.3",
     "ember-qunit": "8.1.0",