Fix #5151 same as Microsoft #5203
Merged
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What does the pull request do?
ItemsRepeater does not update sometimes when inserting into front of list.
What is the current behavior?
ItemsRepeater leaves blank space where new items should appear. Scrolling even 1 pixel restores view.
What is the updated/expected behavior with this PR?
Tried to implement a unit test but frankly, I couldn't figure out how.
How was the solution implemented (if it's not obvious)?
Copies a similar fix made by Microsoft microsoft/microsoft-ui-xaml#3699
Checklist
Breaking changes
Fixed issues
Fixes #5151