[Snyk] Security upgrade sinatra from 2.0.5 to 4.0.0#8

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terrorizer1980 wants to merge 1 commit intomasterfrom snyk-fix-56d352054e3175307d5a0214ac26ac90

+19-12

Commits on Jan 20, 2024

fix: Gemfile & Gemfile.lock to reduce vulnerabilities
snyk-bot
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