Fix issue 13023 - Cannot read properties of undefined (reading 'allow…

[justin-nevitech]

this fixes #13023

Added check to propertyEditorReadonly() function in listview.controller.js to ensure $scope.variantContent is defined before accessing $scope.variantContent.allowedActions.

See issue 13023 for more details.

All tests checked and passed.

[github-actions[bot]]

Hi there @justin-nevitech, thank you for this contribution! 👍

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[justin-nevitech]

this fixes #13023

[mikecp]

Thanks @justin-nevitech for spotting and fixing this 👍 I think the console will be very thankful 😅 Cheers!

[justin-nevitech]

If the console's happy I am happy!

Will see if I can get some more PRs in for Hacktoberfest!