fix(deps): update dependency shell-env to version .x 🌟

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
shell-env	dependencies	major	2.2.0 -> 3.0.0

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Release Notes

sindresorhus/shell-env

v3.0.0

Compare Source

Breaking:

• Require Node.js 8 e0ca480
• For TypeScript users only:
  • Refactor TypeScript definition to CommonJS compatible export (#​14) b8634b0
    • You need to change import shellEnv from 'shell-env'; to import shellEnv = require('shell-env');

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[jennifer-shehane]

Is good. 👍 Just requiring Node 8, which we have on the server.

[cypress-bot]

Released in 3.3.2.