feat: Bump ddtrace to 2.14 to fix a stealthy-require bug

Author: astuyve

Diff for: package.json

@@ -25,7 +25,7 @@
     "@types/node": "^15.6.1",
     "@types/promise-retry": "^1.1.3",
     "@types/shimmer": "^1.0.1",
-    "dd-trace": "^2.13.0",
+    "dd-trace": "^2.14.0",
     "jest": "^27.0.1",
     "mock-fs": "4.14.0",
     "nock": "13.0.11",