chromium/chrome/test/data/extensions/context_menus/separators/manifest.json

{
  "name": "Separators Test",
  "version": "0.1",
  "manifest_version": 3,
  "description": "Tests for separators added both explicitly via the API and automatically at display time to group radio items together.",
  "permissions": [
    "contextMenus"
  ]
}