[ci-scan] ImageWithUndefinedSizeAndWithBackgroundSetRenders fails on Android #38740

Summary

The Android CoreCLR device-test leg repeatedly fails ImageWithUndefinedSizeAndWithBackgroundSetRenders because the expected red background is absent from the rendered image.

Build Information

• Pipeline: maui-pr-devicetests
• Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1605027
• Build ID: 1605027
• Branch: main
• First seen: 2026-09-17
• Occurrences: 2 in last 10 builds

Affected Legs

• DeviceTestsAndroid_CoreCLR / ubuntu.2204.amd64.android.33.open / Android API 33 x86_64

Error Message

                 09-21 11:48:16.162  3497 11663 I DOTNET  : 	[FAIL] ImageWithUndefinedSizeAndWithBackgroundSetRenders
Color Color [A=255, R=255, G=0, B=0] not found.

Investigation Context

The failing assertion is in Microsoft.Maui.DeviceTests.ImageTests and reports that the expected opaque red color is missing from the rendered image. The same test also failed on the Android leg of main-branch build 1600801.