fix: upgrade joi from 14.0.0 to 14.3.1

Snyk has created this PR to upgrade joi from 14.0.0 to 14.3.1.

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

See this project in Snyk:
https://app.snyk.io/org/jswheeler/project/750c44d6-eec3-4627-87d0-977894956d85?utm_source=github&utm_medium=referral&page=upgrade-pr

package.json

@@ -34,7 +34,7 @@
     "express": "^4.14.0",
     "get-parameter-names": "^0.3.0",
     "http-status-codes": "^1.3.0",
-    "joi": "^14.0.0",
+    "joi": "^14.3.1",
     "lodash": "^4.17.19",
     "superagent": "^5.1.0",
     "tc-bus-api-wrapper": "github:topcoder-platform/tc-bus-api-wrapper",