chore(deps): update dependency pkg to v5 (#298)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Author: renovate[bot]

package-lock.json

@@ -54,7 +54,7 @@
     "gts": "^3.0.0",
     "mocha": "^8.0.0",
     "nock": "^13.0.0",
-    "pkg": "^4.4.9",
+    "pkg": "^5.0.0",
     "semantic-release": "^17.4.1",
     "sinon": "^10.0.0",
     "strip-ansi": "^6.0.0",