fix(deps): update dependency ember-resources to v7

Author: renovate[bot]

docs-app/package.json

@@ -136,7 +136,7 @@
     "dompurify": "^3.0.0",
     "ember-browser-services": "^4.0.4",
     "ember-modifier": "^4.1.0",
-    "ember-resources": "^6.0.0",
+    "ember-resources": "^7.0.0",
     "ember-velcro": "^2.1.0",
     "highlight.js": "^11.6.0",
     "highlightjs-glimmer": "^2.0.0",