Pass cucumber tests for `min-balance` field in **Account Info**

[tzaffi]

Problem

min-balance is available in algod and in the Python SDK (for free) but no tests have been written to prove this.

Solution

algorand/go-algorand#3287 has introduced min-balance to the response of algod's /v2/accounts/{{ACCOUNT}} as well as to the goal account info and -for free- in the Python SDK.

• Pass appropriate cucumber tests

Dependencies

• Cucumber tests issue: Cucumber tests for min-balance algorand-sdk-testing#155

Urgency

Low