thorvg: Update to 0.15.13

[Chubercik]

https://github.com/thorvg/thorvg/releases/tag/v0.15.13

Changes

• [Renderer] Fixed an issue with clipping updates.
• [Software] Fixed a memory allocation issue for spans that could potentially cause a buffer underrun.
• [Lottie] Removed an undesired Text embedded option that was unintentionally included, simplifying configuration.
• [Lottie] Correctly handle time remapping when the value is zero.
• [Lottie] Resolved incorrect point generation for polygons with rounded corners.
• [Lottie] Fixed a parsing issue with separately defined transform coordinates.
• [Lottie] Corrected improper overrides for Text RangeSelector fill color, stroke color, and stroke width.
• [SVG] Fixed an issue where tags were incorrectly registered under closed gradient definitions.
• [SVG] Fixed clipping issues involving and nodes.
• [Portability] Clarified variable scopes to improve platform compatibility.
• [Additional Notes] Improved internal safety of the loaders.

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• Since version 0.15.13 patch 0002-png-explicit-variable-scope.patch is no longer needed.

[bruvzg]

Checked SVG font rendering, seems to be working without issues.

[Repiteo]

Thanks!