Update dependency @11ty/eleventy-plugin-syntaxhighlight to v5 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@11ty/eleventy-plugin-syntaxhighlight (source)	^4.2.0 -> ^5.0.0

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Release Notes

11ty/eleventy-plugin-syntaxhighlight (@​11ty/eleventy-plugin-syntaxhighlight)

### [`v5.0.0`](https://togithub.com/11ty/eleventy-plugin-syntaxhighlight/releases/tag/v5.0.0): Eleventy Syntax Highlighter v5.0.0 [Compare Source](https://togithub.com/11ty/eleventy-plugin-syntaxhighlight/compare/v4.2.0...v5.0.0) - Breaking: we no longer throw an error when you pass in an invalid language. Use `errorOnInvalidLanguage: true` to re-enable errors by default. [#​70](https://togithub.com/11ty/eleventy-plugin-syntaxhighlight/issues/70) [#​73](https://togithub.com/11ty/eleventy-plugin-syntaxhighlight/issues/73) - Breaking: changes default `lineSeparator` option from `"
"` to `"\n"` [#​82](https://togithub.com/11ty/eleventy-plugin-syntaxhighlight/issues/82) This fixes an issue with missing line breaks in some feed readers! - Fixed: Markdown syntax highlighter generated invalid HTML in some cases [#​80](https://togithub.com/11ty/eleventy-plugin-syntaxhighlight/issues/80) Thank you [@​marvinhagemeister](https://togithub.com/marvinhagemeister)! - Bug fixes for `diff-` syntax [#​75](https://togithub.com/11ty/eleventy-plugin-syntaxhighlight/issues/75) [#​76](https://togithub.com/11ty/eleventy-plugin-syntaxhighlight/issues/76) - Removes undocumented character wrapping feature [#​81](https://togithub.com/11ty/eleventy-plugin-syntaxhighlight/issues/81) **Plugin documentation**: https://www.11ty.dev/docs/plugins/syntaxhighlight/ **Milestone**: https://github.com/11ty/eleventy-plugin-syntaxhighlight/milestone/14?closed=1 **Full Changelog**: https://github.com/11ty/eleventy-plugin-syntaxhighlight/compare/v4.2.0...v5.0.0 #### Contributors - [@​yehudab](https://togithub.com/yehudab) made their first contribution in [https://github.com/11ty/eleventy-plugin-syntaxhighlight/pull/73](https://togithub.com/11ty/eleventy-plugin-syntaxhighlight/pull/73)

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