[Snyk] Upgrade katex from 0.9.0 to 0.11.1#1

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snyk-bot wants to merge 1 commit intodevelopfrom snyk-upgrade-aa5c43916ab2aacf6bf8b5b503a792ee

+10-10

Commits on Feb 23, 2020

fix: upgrade katex from 0.9.0 to 0.11.1
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