Update dependency camelcase to v5

[renovate]

This PR contains the following updates:

Package	Type	Update	Change	References
camelcase	dependencies	major	^4.0.0 -> ^5.0.0	source

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Release Notes

sindresorhus/camelcase

v5.0.0

Compare Source

• [BREAKING] Requires Node.js 6
• [BREAKING] No longer accepts multiple string arguments, instead, it accepts an array as the first argument. camelCase('foo', 'bar') => camelCase(['foo', 'bar'])
• Added a pascalCase option.

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[renovate]

Renovate Ignore Notification

As this PR has been closed unmerged, Renovate will ignore this upgrade and you will not receive PRs for any future 5.x releases. However, if you upgrade to 5.x manually then Renovate will then reenable updates for minor and patch updates automatically.

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