Update dependency selenium-webdriver to v4.8.1

Author: renovate[bot]

package-lock.json

@@ -14,15 +14,15 @@
   "dependencies": {
     "ava": "3.15.0",
     "chromedriver": "90.0.1",
-    "selenium-webdriver": "4.0.0-beta.4",
+    "selenium-webdriver": "4.8.1",
     "ts-node": "10.1.0",
     "typescript": "4.3.5",
     "webdriver-manager": "12.1.8"
   },
   "description": "Selenium-WebDriver end-to-end test automation boilerplate. Using TypeScript, ts-node and AVA.",
   "devDependencies": {
     "@types/node": "14.17.6",
-    "@types/selenium-webdriver": "4.0.15",
+    "@types/selenium-webdriver": "4.1.13",
     "husky": "6.0.0",
     "lint-staged": "11.1.1",
     "prettier": "2.3.2",