[Snyk] Security upgrade mocha from 5.2.0 to 6.0.0#14

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snyk-bot wants to merge 1 commit intomasterfrom snyk-fix-4b20c3a27be98d56c4f2500c1697c130

+276-61

Commits on Mar 29, 2020

fix: test/e2e/package.json & test/e2e/package-lock.json to reduce vulnerabilities
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