Add functional test for list credential

[dittrichlucas]

- What I did

• Add functional test for core list credential command
• Fix test for the list command

- How to verify it

• Run: make functional-test

- Description for the changelog

• Add functional test for core list credential command and fix test the list command

[codecov-commenter]

Codecov Report

Merging #442 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #442   +/-   ##
=======================================
  Coverage   65.69%   65.69%           
=======================================
  Files          80       80           
  Lines        2720     2720           
=======================================
  Hits         1787     1787           
  Misses        749      749           
  Partials      184      184           

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[brunasilvazup]

🔝