message: Fix tests: update allowed client version range
diff: "name": "web-component-tester",
  "version": "6.6.0-pre.3",
  "--private-wct--": {
  - "client-side-version-range": "4 - 6 || ^6.0.0-prerelease.1",
  + "client-side-version-range": "4 - 6 || ^6.6.0-pre.1",
  "wct-browser-legacy-version-range": "0.0.1-pre.1 || ^1.0.0"
  },
  "description": "web-component-tester makes testing your web components a breeze!",
  