Installation warnings about the core-js version

[sdomville]

$ npm install -g better-docs
npm WARN deprecated [email protected]: core-js@<3.23.3 is no longer maintained and not recommended for usage due to the number of issues. Because of the V8 engine whims, feature detection in old core-js versions could cause a slowdown up to 100x even if nothing is polyfilled. Some versions have web compatibility issues. Please, upgrade your dependencies to the actual version of core-js.

added 219 packages, and audited 220 packages in 1m

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2 high severity vulnerabilities

To address all issues (including breaking changes), run:
npm audit fix --force

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