Update gradle/actions action to v6

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
gradle/actions	action	major	v5 → v6

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Release Notes

gradle/actions (gradle/actions)

v6

Compare Source

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Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (5be1565) to head (68b325a).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##                main      #472   +/-   ##
===========================================
  Coverage     100.00%   100.00%           
  Complexity       426       426           
===========================================
  Files             76        76           
  Lines           1376      1376           
  Branches         210       210           
===========================================
  Hits            1376      1376           

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