message: Update to latest node-fetch version
  (which seems to work fine again with frisby,
  making the previous pin to 2.1.2 unnecessary.)
diff: "jasmine-reporters": "^2.3.2",
  "jest": "^26.2.2",
  "mocha": "^8.1.1",
  - "node-fetch": "2.1.2",
  + "node-fetch": "^2.6.1",
  "nyc": "^15.1.0",
  "protractor": "^7.0.0",
  "shelljs": "^0.8.4",
  