chore(deps): update dependency nyc to v13 (#223)

Author: renovate[bot]

core/common/package.json

@@ -99,7 +99,7 @@
     "mv": "^2.1.1",
     "ncp": "^2.0.0",
     "nock": "^9.3.1",
-    "nyc": "^12.0.2",
+    "nyc": "^13.0.0",
     "power-assert": "^1.5.0",
     "proxyquire": "^2.0.1",
     "request": "^2.88.0",