Bump Markdig from 0.24.0 to 0.25.0 (#284)

Bumps [Markdig](https://github.com/xoofx/markdig) from 0.24.0 to 0.25.0.
- [Release notes](https://github.com/xoofx/markdig/releases)
- [Changelog](https://github.com/xoofx/markdig/blob/master/changelog.md)
- [Commits](https://github.com/xoofx/markdig/compare/0.24.0...0.25.0)

---
updated-dependencies:
- dependency-name: Markdig
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

ErsatzTV/ErsatzTV.csproj

@@ -22,7 +22,7 @@
       <PackageReference Include="FluentValidation.AspNetCore" Version="10.2.3" />
       <PackageReference Include="HtmlSanitizer" Version="5.0.404" />
       <PackageReference Include="LanguageExt.Core" Version="3.4.15" />
-      <PackageReference Include="Markdig" Version="0.24.0" />
+      <PackageReference Include="Markdig" Version="0.25.0" />
       <PackageReference Include="MediatR.Courier.DependencyInjection" Version="3.0.1" />
       <PackageReference Include="MediatR.Extensions.Microsoft.DependencyInjection" Version="9.0.0" />
       <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="5.0.7" />