Update dependency reveal.js to v4.3.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
reveal.js (source)	4.3.0 -> 4.3.1

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Release Notes

hakimel/reveal.js

v4.3.1

Compare Source

What's Changed

• Fix bug that prevented speaker view from working from file:// protocol (@​hakimel #​3158)
• Fix console errors attempting to parse postMessage events from sources other than reveal.js (@​hakimel)
• Fix issue with providing your own config for MathJax3 plugin (@​eric-wieser in RevealMath.MathJax3: Allow the skipHtmlTags option to be overriden hakimel/reveal.js#3157)
• Fix ZIP package gulp task (@​dennybiasiolli in gulp: fixing base path for 'package' task hakimel/reveal.js#3156)
• Replace deprecated String.prototype.substr() (@​CommanderRoot in replace deprecated String.prototype.substr() hakimel/reveal.js#3165)

Full Changelog: hakimel/reveal.js@4.3.0...4.3.1

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Configuration

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[cypress]

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Test summary

285 • 1 • 0 • 0

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Run details

Project	HedgeDoc react-client
Status	Failed
Commit	29242e9 ℹ️
Started	Mar 26, 2022 3:18 AM
Ended	Mar 26, 2022 3:21 AM
Duration	02:41 💡
OS	Linux Debian - 10.11
Browser	Multiple

View run in Cypress Dashboard ➡️

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Failures

	cypress/integration/intro.spec.ts		1
1	Intro page > customizable content > fetches and shows the correct intro page content

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