Update yargs to the latest version 🚀

[greenkeeper[bot]]

The dependency yargs was updated from 15.0.2 to 15.2.0.

This version is not covered by your current version range.

If you don’t accept this pull request, your project will work just like it did before. However, you might be missing out on a bunch of new features, fixes and/or performance improvements from the dependency update.

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Publisher: oss-bot License: MIT

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[greenkeeper[bot]]

• The dependency yargs was updated from 15.0.2 to 15.3.0.

Update to this version instead 🚀

Release Notes for yargs v15.3.0

Features

• yargs-parser: introduce single-digit boolean aliases (#1576) (3af7f04)
• add usage for single-digit boolean aliases (#1580) (6014e39)

Bug Fixes

• address ambiguity between nargs of 1 and requiresArg (#1572) (a5edc32)

[greenkeeper[bot]]

• The dependency yargs was updated from 15.0.2 to 15.3.1.

Update to this version instead 🚀