[BUG] SkiaSharp vulnerable to CVE-2023-4863

[foxyPL]

Describe the bug
SkiaSharp vendors (via mono/skia) a version of libwebp that is vulnerable to GHSA-j7hp-h8jx-5ppr.
[BUG] SkiaSharp vendors libwebp vulnerable to CVE-2023-4863

Please:

Update SkiaSharp version which isn't vulnerable to GHSA-j7hp-h8jx-5ppr anymore.

Patched versions are:

• 3.x alpha and this is version 3.0.0-alpha.1.27 on the feed https://aka.ms/skiasharp-eap/index.json
• 2.x stable and this is version 2.88.6 and this is on nuget: https://www.nuget.org/packages/SkiaSharp/2.88.6

To Reproduce
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Expected behavior
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Screenshots
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Additional context
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