chore(deps): update dependency markdig to 0.45.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
Markdig (source)	0.44.0 → 0.45.0

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Release Notes

xoofx/markdig (Markdig)

v0.45.0

Compare Source

Changes

🚀 Enhancements

• Recognize supplementary characters (PR #​913) by @​tats-u
• Use Dictionary.TryAdd instead of ContainsKey and indexer by reducing lookups. (PR #​917) by @​prozolic
• Replace null checks with IsEmpty property for ReadOnlySpan (PR #​916) by @​prozolic
• Optimize PipeTable parsing: O(n²) → O(n) for 3.7x–85x speedup, enables 10K+ row tables (PR #​922) by @​Mpdreamz

Full Changelog: 0.44.0...0.45.0

_{Published with dotnet-releaser}

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Configuration

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