Update dependency prettier to v3

Author: renovate[bot]

package.json

@@ -75,7 +75,7 @@
     "eslint-plugin-prettier": "5.5.4",
     "eslint-plugin-qunit": "8.2.5",
     "loader.js": "4.7.0",
-    "prettier": "2.8.8",
+    "prettier": "3.6.2",
     "qunit": "2.24.2",
     "qunit-dom": "3.5.0",
     "sass": "1.93.2",