chore: 🤖 Enable stylistic linting rules (#1298)

addons/auth/.template-lintrc.js

@@ -1,5 +1,5 @@
 'use strict';
 
 module.exports = {
-  extends: 'octane',
+  extends: ['recommended', 'stylistic'],
 };

addons/auth/package.json

@@ -50,7 +50,7 @@
     "ember-qunit": "^5.1.4",
     "ember-resolver": "^8.0.3",
     "ember-source": "~3.28.4",
-    "ember-template-lint": "^3.16.0",
+    "ember-template-lint": "^4.14.0",
     "eslint": "^8.18.0",
     "eslint-config-prettier": "^8.5.0",
     "eslint-plugin-ember": "^10.6.1",