feat(anta): Add support of CSV file export

[titom73]

Description

Add option to save tests result in CSV format when running anta nrfu table|text

Command example

anta nrfu -c anta/nrfu.yml --csv-output demo.csv --device s1-pe01 table

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have run pre-commit for code linting and typing (pre-commit run)
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes (tox -e testenv)

[mtache]

What about anta nrfu csv ? :)

[titom73]

What about anta nrfu csv ? :)

It means would have no output which is a bit uncommon: running tests and not seing results.

This aproach assumes that you can chose how you want to display and just save results in a CSV file.