test-repo/changelog_unreleased/javascript/15888.md

Unquote keys in import attributes (#15888 by @sosukesuzuki)

// Input
import json from "./mod.json" with { "type": "json" };

// Prettier stable
import json from "./mod.json" with { "type": "json" };

// Prettier main
import json from "./mod.json" with { type: "json" };