chore: pin @ethersproject/bignumber to fix BigNumber pretty logging

This ensures `BigNumber` constructor instance is the same across CLI and
SDK, and CLI's logging `util.inspect.custom` method properly pretty
print BigNumber instances in logs

package.json

@@ -49,6 +49,7 @@
     "@types/node": "^14.17.21",
     "jest-environment-jsdom": "^27.2.4",
     "jest": "^27.2.4",
-    "**/redux-observable/rxjs": "^7.4.0"
+    "**/redux-observable/rxjs": "^7.4.0",
+    "@ethersproject/bignumber": "^5.4.2"
   }
 }

yarn.lock

@@ -1485,7 +1485,7 @@
     "@ethersproject/bytes" "^5.4.0"
     "@ethersproject/properties" "^5.4.0"
 
-"@ethersproject/[email protected]", "@ethersproject/bignumber@^5.4.2":
+"@ethersproject/[email protected]", "@ethersproject/bignumber@^5.4.0", "@ethersproject/bignumber@^5.4.2":
   version "5.4.2"
   resolved "https://registry.yarnpkg.com/@ethersproject/bignumber/-/bignumber-5.4.2.tgz#44232e015ae4ce82ac034de549eb3583c71283d8"
   integrity sha512-oIBDhsKy5bs7j36JlaTzFgNPaZjiNDOXsdSgSpXRucUl+UA6L/1YLlFeI3cPAoodcenzF4nxNPV13pcy7XbWjA==
@@ -1494,15 +1494,6 @@
     "@ethersproject/logger" "^5.4.0"
     bn.js "^4.11.9"
 
-"@ethersproject/bignumber@^5.4.0":
-  version "5.4.1"
-  resolved "https://registry.yarnpkg.com/@ethersproject/bignumber/-/bignumber-5.4.1.tgz#64399d3b9ae80aa83d483e550ba57ea062c1042d"
-  integrity sha512-fJhdxqoQNuDOk6epfM7yD6J8Pol4NUCy1vkaGAkuujZm0+lNow//MKu1hLhRiYV4BsOHyBv5/lsTjF+7hWwhJg==
-  dependencies:
-    "@ethersproject/bytes" "^5.4.0"
-    "@ethersproject/logger" "^5.4.0"
-    bn.js "^4.11.9"
-
 "@ethersproject/[email protected]", "@ethersproject/bytes@^5.4.0":
   version "5.4.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/bytes/-/bytes-5.4.0.tgz#56fa32ce3bf67153756dbaefda921d1d4774404e"