chore(deps): update .net test stack to 31.19.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
Verify.TUnit	31.19.0 → 31.19.1

---

Release Notes

VerifyTests/Verify (Verify.TUnit)

v31.19.1

Compare Source

• #​1746 Mark passthrough string Verify overloads as [StringSyntax("*")]

---

Configuration

📅 Schedule: (UTC)

• 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 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 62.16%. Comparing base (ac0684b) to head (c841a88).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #436   +/-   ##
=======================================
  Coverage   62.16%   62.16%           
=======================================
  Files          75       75           
  Lines        4105     4105           
  Branches      572      572           
=======================================
  Hits         2552     2552           
  Misses       1385     1385           
  Partials      168      168           

☔ View full report in Codecov by Harness.
📢 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.