Update possible test list & minor maintenance improvements

In this release, apparent changes are on the list of possible options:

1. We added a none option when no test file matches the file changed #49
2. We added a > at the end to improve user feedback #192
3. We require Listen version v3.9.0 as a dependency #195

The list looks like this now

We found few tests matching: app/models/valuation/holdings.rb

[0] - test/models/taxation/holdings_test.rb
[1] - test/models/schedule/holdings_test.rb
[2] - test/models/holdings_test.rb
[3] - test/models/performance/holdings_test.rb
[4] - test/lib/csv_report/holdings_test.rb
[5] - none

Which file do you want to use?
Enter the file number now:
> 

In minor improvements with no impact

• We remove some deprecation warnings in our test suite
• We remove a monkey patch after guard/listen#572 has been fixed #195
• We test a new way to read other processes output in feature test
• We upgrade some github actions #197