GH-3406 test different conditional value

[DmitryBespalov]

Handles #

Changes proposed in this pull request:

• Test a different variant of a conditional value, since crash log is pointing at that line

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 5 lines in your changes are missing coverage. Please review.

Project coverage is 8.25%. Comparing base (76753a7) to head (505a34d). Report is 2 commits behind head on main.

Files	Patch %	Lines
...Management/KeystoneOwnerKey/KeystoneSignFlow.swift	0.00%	5 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #3422 +/- ## ===================================== Coverage 8.25% 8.25% ===================================== Files 788 788 Lines 44214 44212 -2 ===================================== Hits 3648 3648 + Misses 40566 40564 -2 ```

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