Update dependency ava to v3.14.0

Author: renovate-bot

package.json

@@ -37,7 +37,7 @@
     "@babel/polyfill": "7.12.1",
     "@babel/preset-env": "7.12.7",
     "@babel/register": "7.12.1",
-    "ava": "3.13.0",
+    "ava": "3.14.0",
     "coveralls": "3.1.0",
     "esdoc": "1.1.0",
     "esdoc-inject-script-plugin": "1.0.0",