fix(deps): update dependency firefox-profile to v4.2.0 (#2191)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Author: renovate[bot]

package-lock.json

@@ -67,7 +67,7 @@
     "decamelize": "5.0.0",
     "es6-error": "4.1.1",
     "event-to-promise": "0.8.0",
-    "firefox-profile": "4.1.0",
+    "firefox-profile": "4.2.0",
     "fs-extra": "9.1.0",
     "fx-runner": "1.1.0",
     "import-fresh": "3.3.0",