[Snyk] Security upgrade gatsby from 3.0.0 to 5.4.0#131

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FrederikBolding wants to merge 1 commit intomasterfrom snyk-fix-c43f3f209880fc15b34bf3d6d52694cb

+5,535-3,670

Commits on Jan 11, 2023

fix: package.json & yarn.lock to reduce vulnerabilities
snyk-bot
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