Update dependency mrclay/minify to 2.3.*

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change	References
mrclay/minify	require	minor	2.2.* -> 2.3.*	homepage, source

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Release Notes

mrclay/minify

### [`v2.3.3`](https://togithub.com/mrclay/minify/releases/2.3.3) [Compare Source](https://togithub.com/mrclay/minify/compare/2.3.2...2.3.3) - Fix closure-compiler's error "redirection limit reached". [#​618](https://togithub.com/mrclay/minify/issues/618), [#​619](https://togithub.com/mrclay/minify/issues/619) ### [`v2.3.2`](https://togithub.com/mrclay/minify/releases/2.3.2) [Compare Source](https://togithub.com/mrclay/minify/compare/2.3.1...2.3.2) - PHP 7.1 compatibility fix. [#​600](https://togithub.com/mrclay/minify/issues/600) ### [`v2.3.1`](https://togithub.com/mrclay/minify/releases/2.3.1) [Compare Source](https://togithub.com/mrclay/minify/compare/2.3.0...2.3.1) Small fixes. Last of 2.x releases with no dependencies. ### [`v2.3.0`](https://togithub.com/mrclay/minify/blob/master/CHANGELOG.md#Version-230-2016-03-11) [Compare Source](https://togithub.com/mrclay/minify/compare/2.2.1...2.3.0) - Adds `$min_concatOnly` option to just concatenate files - Deprecates use of Minify_Loader - Deprecates use of Minify_Logger - Deprecates use of JSMinPlus - Deprecates use of FirePHP - Deprecates use of DooDigestAuth

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