#127 - spaces inside parentheses fixer

[kamilpiech97]

Should close #127.

Before:

<?php

declare(strict_types=1);

$foo = explode("\\", $class );
$baz = [ "foo", "bar" , "baz" ];

After:

<?php

declare(strict_types=1);

$foo = explode("\\", $class);
$baz = ["foo", "bar", "baz"];