fix: Update API reference links from UWP to WinUI 3

[qiutongMS]

Updated 8 files with API link corrections:

• /uwp/api/windows.ui.xaml.* -> /windows/windows-app-sdk/api/winrt/microsoft.ui.xaml.*

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Learn Build status updates of commit f3d0cc7:

💡 Validation status: suggestions

File	Status	Preview URL	Details
hub/apps/develop/input/handle-pointer-input.md	💡Suggestion		Details
hub/apps/design/accessibility/custom-automation-peers.md	✅Succeeded
hub/apps/develop/data/drag-and-drop.md	✅Succeeded
hub/apps/develop/input/focus-navigation.md	✅Succeeded
hub/apps/develop/input/text-scaling.md	✅Succeeded
hub/apps/develop/platform/xaml/3-d-perspective-effects.md	✅Succeeded
hub/apps/develop/ui/controls/navigationview.md	✅Succeeded
hub/apps/windows-app-sdk/migrate-to-windows-app-sdk/guides/winui3.md	✅Succeeded

hub/apps/develop/input/handle-pointer-input.md

• Line 43, Column 2: [Suggestion: column-header-missing - See documentation] Column headers are required for tables. Add appropriate header text, or remove any extra table cells that cause an extra column.

For more details, please refer to the build report.

Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them.

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PRMerger Results

Issue	Description
File Change Percent	This PR contains file(s) with more than 30% file change.

[learn-build-service-prod]

Learn Build status updates of commit 58e478d:

💡 Validation status: suggestions

File	Status	Preview URL	Details
hub/apps/develop/input/handle-pointer-input.md	💡Suggestion		Details
hub/apps/design/accessibility/custom-automation-peers.md	✅Succeeded
hub/apps/design/globalizing/adjust-layout-and-fonts--and-support-rtl.md	✅Succeeded
hub/apps/design/layout/boxpanel-example-custom-panel.md	✅Succeeded
hub/apps/develop/camera/basic-photo-capture.md	✅Succeeded
hub/apps/develop/data/drag-and-drop.md	✅Succeeded
hub/apps/develop/input/focus-navigation.md	✅Succeeded
hub/apps/develop/input/keyboard-accelerators.md	✅Succeeded
hub/apps/develop/input/keyboard-interactions.md	✅Succeeded
hub/apps/develop/input/mouse-interactions.md	✅Succeeded
hub/apps/develop/input/text-scaling.md	✅Succeeded
hub/apps/develop/input/touch-developer-guide.md	✅Succeeded
hub/apps/develop/input/touchpad-interactions.md	✅Succeeded
hub/apps/develop/input/use-input-scope-to-change-the-touch-keyboard.md	✅Succeeded
hub/apps/develop/notifications/push-notifications/wns-overview.md	✅Succeeded
hub/apps/develop/platform/xaml/3-d-perspective-effects.md	✅Succeeded
hub/apps/develop/ui/controls/command-bar-flyout.md	✅Succeeded
hub/apps/develop/ui/controls/menus.md	✅Succeeded
hub/apps/develop/ui/controls/navigationview.md	✅Succeeded
hub/apps/develop/ui/controls/person-picture.md	✅Succeeded
hub/apps/develop/ui/controls/text-box.md	✅Succeeded
hub/apps/develop/ui/controls/two-pane-view.md	✅Succeeded
hub/apps/develop/ui/display-ui-objects.md	✅Succeeded
hub/apps/develop/ui/navigation/navigate-between-two-pages.md	✅Succeeded
hub/apps/develop/ui/navigation/navigation-history-and-backwards-navigation.md	✅Succeeded

This comment lists only the first 25 files in the pull request.

hub/apps/develop/input/handle-pointer-input.md

• Line 43, Column 2: [Suggestion: column-header-missing - See documentation] Column headers are required for tables. Add appropriate header text, or remove any extra table cells that cause an extra column.

For more details, please refer to the build report.

Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them.

[prmerger-automator]

PRMerger Results

Issue	Description
Changed Files	This PR contains more than 10 changed files.
File Change Percent	This PR contains file(s) with more than 30% file change.

[learn-build-service-prod]

Learn Build status updates of commit 58e478d:

💡 Validation status: suggestions

File	Status	Preview URL	Details
hub/apps/develop/input/handle-pointer-input.md	💡Suggestion		Details
hub/apps/design/accessibility/custom-automation-peers.md	✅Succeeded
hub/apps/design/globalizing/adjust-layout-and-fonts--and-support-rtl.md	✅Succeeded
hub/apps/design/layout/boxpanel-example-custom-panel.md	✅Succeeded
hub/apps/develop/camera/basic-photo-capture.md	✅Succeeded
hub/apps/develop/data/drag-and-drop.md	✅Succeeded
hub/apps/develop/input/focus-navigation.md	✅Succeeded
hub/apps/develop/input/keyboard-accelerators.md	✅Succeeded
hub/apps/develop/input/keyboard-interactions.md	✅Succeeded
hub/apps/develop/input/mouse-interactions.md	✅Succeeded
hub/apps/develop/input/text-scaling.md	✅Succeeded
hub/apps/develop/input/touch-developer-guide.md	✅Succeeded
hub/apps/develop/input/touchpad-interactions.md	✅Succeeded
hub/apps/develop/input/use-input-scope-to-change-the-touch-keyboard.md	✅Succeeded
hub/apps/develop/notifications/push-notifications/wns-overview.md	✅Succeeded
hub/apps/develop/platform/xaml/3-d-perspective-effects.md	✅Succeeded
hub/apps/develop/ui/controls/command-bar-flyout.md	✅Succeeded
hub/apps/develop/ui/controls/menus.md	✅Succeeded
hub/apps/develop/ui/controls/navigationview.md	✅Succeeded
hub/apps/develop/ui/controls/person-picture.md	✅Succeeded
hub/apps/develop/ui/controls/text-box.md	✅Succeeded
hub/apps/develop/ui/controls/two-pane-view.md	✅Succeeded
hub/apps/develop/ui/display-ui-objects.md	✅Succeeded
hub/apps/develop/ui/navigation/navigate-between-two-pages.md	✅Succeeded
hub/apps/develop/ui/navigation/navigation-history-and-backwards-navigation.md	✅Succeeded

This comment lists only the first 25 files in the pull request.

hub/apps/develop/input/handle-pointer-input.md

• Line 43, Column 2: [Suggestion: column-header-missing - See documentation] Column headers are required for tables. Add appropriate header text, or remove any extra table cells that cause an extra column.

For more details, please refer to the build report.

Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them.

[prmerger-automator]

PRMerger Results

Issue	Description
Changed Files	This PR contains more than 10 changed files.
File Change Percent	This PR contains file(s) with more than 30% file change.

[learn-build-service-prod]

Learn Build status updates of commit 233d114:

❌ Validation status: errors

Please follow instructions here which may help to resolve issue.

File	Status	Preview URL	Details
	❌Error		Details

• [Error: GitBranchDeletedOrForcePushed]

Cannot sync git repo to specified commit because ref +refs/pull/5904/merge has been deleted or has been force pushed.
 If this is pull request, please ensure it is mergeable (no merge conflict) and open (not closed).

For more details, please refer to the build report.

Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them.