chore(deps): update dependency nyc to v14

Author: renovate-bot

package.json

@@ -83,7 +83,7 @@
     "mugshot": "~0.3.2",
     "mugshot-looks-same": "~1.0.0",
     "mugshot-webdriverio": "~1.0.0",
-    "nyc": "~13.3.0",
+    "nyc": "~14.1.0",
     "react-hot-loader": "~4.12.0",
     "sinon": "~7.3.0",
     "sinon-chai": "~3.3.0",