Update dependency ava to v3.15.0

Author: renovate-bot

package-lock.json

@@ -7,7 +7,7 @@
     "url": "https://github.com/e2e-boilerplate/selenium-webdriver-es-modules-babel-ava/issues"
   },
   "dependencies": {
-    "ava": "3.14.0",
+    "ava": "3.15.0",
     "chromedriver": "87.0.4",
     "selenium-webdriver": "4.0.0-alpha.8",
     "webdriver-manager": "12.1.7"