Shorten integration test job name

[carlcsaposs-canonical]

Follows migration instructions for https://github.com/canonical/data-platform-workflows/releases/tag/v16.3.2

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 71.66%. Comparing base (0acb9de) to head (0ad5c03).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #347   +/-   ##
=======================================
  Coverage   71.66%   71.66%           
=======================================
  Files           8        8           
  Lines        1274     1274           
  Branches      242      242           
=======================================
  Hits          913      913           
  Misses        275      275           
  Partials       86       86           

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