Update SixLabors to fix Security Vuln · ststeiger/PdfSharpCore@698061c

Process completed with exit code 1.

Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/setup-dotnet@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

DotNetBuild: PdfSharpCore/Utils/LinuxSystemFontResolver.cs#L137

The variable 'ex' is declared but never used

DotNetBuild: PdfSharpCore/Utils/LinuxSystemFontResolver.cs#L197

The variable 'ex' is declared but never used

DotNetBuild: PdfSharpCore/Utils/FontResolver.cs#L126

The variable 'e' is declared but never used

DotNetBuild: PdfSharpCore/Utils/FontResolver.cs#L142

The variable 'e' is declared but never used

DotNetBuild: PdfSharpCore/Drawing.Layout/XTextFormatter.cs#L96

The field 'XTextFormatter._textLayout' is never used

DotNetBuild: PdfSharpCore/Utils/LinuxSystemFontResolver.cs#L137

The variable 'ex' is declared but never used