[BrokenLinksH2] Fix path in link

Fixes #

Docs for Toolkit PR #

What changes to the docs does this PR provide?

PR Checklist

Please check if your PR fulfills the following requirements:

[ ] Correctly picked the right branch to base the change off (dev for new features, main for typos/improvements)
[ ] For new pages, used the provided template
[ ] For new features, added an entry in the Table of Contents
[ ] Ran against a spell and grammar checker
[ ] Contains NO breaking changes

Other information

Docs Build status updates of commit 8afaee8:

:warning: Validation status: warnings

File	Status	Preview URL	Details
dotnet/xml/CommunityToolkit.WinUI.UI.Media/BackdropGammaTransferBrush.xml	:warning:Warning	View	Details
dotnet/xml/CommunityToolkit.WinUI.UI.Media/BackdropSaturationBrush.xml	:warning:Warning	View	Details
dotnet/xml/CommunityToolkit.WinUI.UI.Media/BackdropSepiaBrush.xml	:warning:Warning	View	Details
dotnet/xml/CommunityToolkit.WinUI.UI.Media/ImageBlendBrush.xml	:warning:Warning	View	Details
dotnet/xml/CommunityToolkit.WinUI.UI.Media/ImageBlendMode.xml	:white_check_mark:Succeeded	View

dotnet/xml/CommunityToolkit.WinUI.UI.Media/BackdropGammaTransferBrush.xml

Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.Media.XamlCompositionBrushBase'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.

dotnet/xml/CommunityToolkit.WinUI.UI.Media/BackdropSaturationBrush.xml

Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.Media.XamlCompositionBrushBase'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.Media.XamlCompositionBrushBase.CompositionBrush'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.

dotnet/xml/CommunityToolkit.WinUI.UI.Media/BackdropSepiaBrush.xml

Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.Media.XamlCompositionBrushBase.CompositionBrush'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.Media.XamlCompositionBrushBase'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.DependencyProperty'.

dotnet/xml/CommunityToolkit.WinUI.UI.Media/ImageBlendBrush.xml

Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.Media.XamlCompositionBrushBase'.
Line 0, Column 0: [Warning: xref-not-found] Cross reference not found: 'Microsoft.UI.Xaml.Media.Imaging.BitmapImage'.

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Docs Build status updates of commit 67e59d5: