Fix null access error in _PresentAlertOperation #528
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Fixes #526
Risk
This PR makes no API changes.
Testing Plan
Core version / branch / commit hash / module tested against: 8.0.0
HMI name / version / branch / commit hash / module tested against: 0.11.0
Summary
Adds checks to the
supportsSoftButtonImagesmethod in_PresentAlertOperationto avoid accessing properties in potentially null values.