Filter out zero penalty for cli display

[matthiasdv]

Description

Fixes #6555

generic_penalty_keys at beets/autotag/distance.py:145 returns all keys in _penalties without filtering for non-zero values.

I think this is a regression.

To Do

• Documentation
• Changelog
• Tests

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 71.76%. Comparing base (b13a4fa) to head (e474194).
⚠️ Report is 5 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #6556   +/-   ##
=======================================
  Coverage   71.75%   71.76%           
=======================================
  Files         159      159           
  Lines       20515    20515           
  Branches     3262     3262           
=======================================
+ Hits        14721    14722    +1     
  Misses       5105     5105           
+ Partials      689      688    -1     

Files with missing lines	Coverage Δ
beets/autotag/distance.py	83.52% <ø> (ø)

... and 1 file with indirect coverage changes

🚀 New features to boost your workflow:

• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.

[JOJ0]

run poe format-docs to fix the failing pipeline lint check

[snejus]

Good point, thank you!