(fix) Added web3 library as a project dependency because it is reqired by sendtocosmos module

Author: abel

Pipfile

@@ -20,6 +20,7 @@ protobuf = "*"
 requests = "*"
 safe-pysha3 = "*"
 urllib3 = "<2"
+web3 = "*"
 websockets = "*"
 
 [dev-packages]