wheel improvements

[mr-c]

• gh-actions cibw: use the cache
• cibuildwheel: skip flaky test test_load_by_yaml_metaschema

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 71.59%. Comparing base (46f5d75) to head (8e28202).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1077   +/-   ##
=======================================
  Coverage   71.59%   71.59%           
=======================================
  Files          53       53           
  Lines        9972     9972           
  Branches     2074     2074           
=======================================
  Hits         7139     7139           
  Misses       2281     2281           
  Partials      552      552           

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