fix(deps): update dependency @nextcloud/l10n to ^3.4.0 (stable30)

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@nextcloud/l10n	^3.3.0 -> ^3.4.0

---

Configuration

📅 Schedule: Branch creation - "every weekend" in timezone Europe/Berlin, Automerge - At any time (no schedule defined).

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

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

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

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 51.32%. Comparing base (30a2740) to head (11c8a4e).
Report is 3 commits behind head on stable30.

Additional details and impacted files

@@            Coverage Diff            @@
##           stable30    #7444   +/-   ##
=========================================
  Coverage     51.32%   51.32%           
=========================================
  Files           116      116           
  Lines          2712     2712           
  Branches        541      541           
=========================================
  Hits           1392     1392           
  Misses         1192     1192           
  Partials        128      128           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.