fix: upgrade codecov from 3.8.0 to 3.8.1

Snyk has created this PR to upgrade codecov from 3.8.0 to 3.8.1.

See this package in npm:
https://www.npmjs.com/package/codecov

See this project in Snyk:
https://app.snyk.io/org/codingtools/project/69f63852-fccf-4e2e-aeaf-6785477b4de5?utm_source=github&utm_medium=upgrade-pr

Author: snyk-bot

package-lock.json

@@ -19,7 +19,7 @@
     "avsc": "^5.5.1",
     "axios": "^0.20.0",
     "chalk": "^3.0.0",
-    "codecov": "^3.8.0",
+    "codecov": "^3.8.1",
     "crypto-js": "^4.0.0",
     "detect-character-encoding": "^0.8.0",
     "encoding-japanese": "^1.0.30",