chore(deps): update dependency ember-cli to v7

Author: renovate[bot]

packages/test-app/package.json

@@ -44,7 +44,7 @@
     "@typescript-eslint/parser": "8.47.0",
     "broccoli-asset-rev": "3.0.0",
     "ember-auto-import": "2.11.2",
-    "ember-cli": "6.8.1",
+    "ember-cli": "7.1.0",
     "ember-cli-babel": "8.2.0",
     "ember-cli-dependency-checker": "3.3.3",
     "ember-cli-fastboot": "4.1.5",