Skip unstable ListView UI tests

[LeafShi1]

Related #11328, #13291

Adding this test to the new synchronized collection does not resolve the instability

Proposed changes

• Skip the following unstable ListView tests

1. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_FragmentNavigate_ReturnsNullAsync(columnCount: 1, subItemsCount: 0, width: 150, height: 150, direction: 3)
2. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_FragmentNavigate_WorksExpectedAsync(columnCount: 2, subItemsCount: 2, width: 150, height: 150, itemIndex: 0, subItemIndex: 1, direction: 3)
3. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_GetChild_ReturnsExpected_For_BigSizeAsync
4. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_GetChild_ReturnsExpectedAsync
5. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_GetChild_ReturnsNullAsync(columnCount: 4, subItemsCount: 0, width: 150, height: 150)
6. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_GetChildAsync(columnCount: 4, subItemsCount: 1)
7. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_GetChildCount_ReturnsExpectedAsync(columnCount: 4, subItemsCount: 3, width: 150, height: 150, expected: 3)
8. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_GetChildIndex_ForDifferentSize_ReturnsExpectedAsync(columnCount: 4, subItemsCount: 1, width: 150, height: 150, expected1: -1, expected2: 1)
9. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_GetChildIndex_ReturnsExpected_For_BigSizeAsync
10. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_GetChildIndex_ReturnsExpected_SubItemsMoreThanColumnsAsync
11. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_GetChildIndex_ReturnsExpectedAsync
12. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_SubItem_FragmentNavigate_Child_ReturnsNullAsync
13. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_SubItem_FragmentNavigate_NextSibling_ReturnsExpectedAsync
14. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_SubItem_FragmentNavigate_Sibling_ReturnsNull_For_SmallSizeAsync
15. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_SubItem_FragmentNavigate_Sibling_ReturnsNullAsync(columnCount: 4, subItemsCount: 1)
16. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_SubItem_HitTest_ReturnExpectedAsync
17. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_ColumnProperty_ReturnsMinusOneAsync
18. System.Windows.Forms.UITests.ListViewTests.ListView_Tile_GetChildIndex_ReturnsMinusOne_For_Single_ColumnAsync
19. ListView_Group_NavigateKeyboard_SucceedsAsync

Microsoft Reviewers: Open in CodeFlow

[Copilot]

Pull Request Overview

This PR skips a set of unstable ListView UI tests to improve overall test reliability.

• Skips tests flagged as flaky due to known issues (Unstable unit test: System.Windows.Forms.UITests.ListViewTests.ListView_Group_NavigateKeyboard_SucceedsAsync #11328, Unstable unit test: System.Windows.Forms.UITests.ListViewTests.ListView_Tile_... #13291, Unstable unit test: System.Windows.Forms.UITests.ListViewTests.ListView_Click_On_Second_Column_Does_Not_Alter_CheckBoxesAsync #13288).
• Adds [ActiveIssue] and [SkipOnArchitecture] attributes to the affected test methods.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 76.59165%. Comparing base (c56a0f6) to head (e417e31).
Report is 5 commits behind head on main.

Additional details and impacted files

@@                 Coverage Diff                 @@
##                main      #13514         +/-   ##
===================================================
- Coverage   76.59837%   76.59165%   -0.00673%     
===================================================
  Files           3230        3230                 
  Lines         639165      639148         -17     
  Branches       47297       47295          -2     
===================================================
- Hits          489590      489534         -56     
- Misses        145993      146080         +87     
+ Partials        3582        3534         -48     

Flag	Coverage Δ
Debug	76.59165% <ø> (-0.00673%)	⬇️
integration	18.53910% <ø> (-0.24522%)	⬇️
production	50.98869% <ø> (-0.01652%)	⬇️
test	97.40411% <ø> (ø)
unit	48.40487% <ø> (-0.00272%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.