Shorten integration test job name

[carlcsaposs-canonical]

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

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

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

Additional details and impacted files

```diff @@ 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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