Phpcs cast spacing

Also very trivial.

[fail](https://github.com/dereuromark/cakephp-codesniffer/blob/master/Vendor/PHP/CodeSniffer/Standards/Squiz/Test/files/cast_spacing_fail.php) / [expected](https://github.com/dereuromark/cakephp-codesniffer/blob/master/Vendor/PHP/CodeSniffer/Standards/Squiz/Test/files/cast_spacing_expected.php)