fix: upgrade ethers from 5.5.2 to 5.5.3 (#227)

Snyk has created this PR to upgrade ethers from 5.5.2 to 5.5.3.

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

See this project in Snyk:
https://app.snyk.io/org/pegasyseng/project/45f8c93b-f087-46cd-a685-3abf2e834e6d?utm_source=github&utm_medium=referral&page=upgrade-pr

Co-authored-by: Dario Anongba Varela <[email protected]>

Author: snyk-bot

package-lock.json

@@ -72,7 +72,7 @@
   "dependencies": {
     "axios": "~0.21.3",
     "commander": "~5.1.0",
-    "ethers": "~5.5.1",
+    "ethers": "~5.5.3",
     "kafkajs": "~1.15.0",
     "protobufjs": "~6.11.2",
     "qs": "~6.10.3",