chore(deps): update dependency mkdocs-glightbox to v0.4.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
mkdocs-glightbox (source)	==0.3.7 -> ==0.4.0

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Release Notes

Blueswen/mkdocs-glightbox (mkdocs-glightbox)

### [`v0.4.0`](https://togithub.com/blueswen/mkdocs-glightbox/releases/tag/v0.4.0): mkdocs-glightbox-0.4.0 [Compare Source](https://togithub.com/Blueswen/mkdocs-glightbox/compare/v0.3.7...v0.4.0) - Supported manual mode ([#​29](https://togithub.com/Blueswen/mkdocs-glightbox/issues/29)) - Allow calling lightbox methods from other places ([#​34](https://togithub.com/Blueswen/mkdocs-glightbox/issues/34)) - Added id to appended script tag ([#​38](https://togithub.com/Blueswen/mkdocs-glightbox/issues/38)) - Access theme attribute directly ([#​40](https://togithub.com/Blueswen/mkdocs-glightbox/issues/40)) - Better JavaScript Error Handling ([#​36](https://togithub.com/Blueswen/mkdocs-glightbox/issues/36))

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