Update dependency nyc to v17

Author: renovate[bot]

Diff for: package.json

@@ -15,7 +15,7 @@
     "lerna": "^4.0.0",
     "manual-git-changelog": "^1.0.1",
     "mocha": "^8.0.0",
-    "nyc": "^15.0.0",
+    "nyc": "^17.0.0",
     "pre-commit": "^1.1.3",
     "sinon": "^1.17.4",
     "sinon-chai": "^3.0.0",