remove lines between use statements

                    
|Q            |A   |
|---          |--- |
|Bug Fix?     |#575|
|New Feature? |n   |
|BC Breaks?   |n   |
|Deprecations?|n   |
|Tests Pass?  |n   |
|Fixed Tickets|    |
|License      |MIT |
|Doc PR       |    |
                    


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You do not need the true flag as your only removing whitespace, and not moving uses.
Now you uses as `[namespace-index] => [use indexes]`

While normally you get the uses as `[use-indexes]`.

https://github.com/fabpot/PHP-CS-Fixer/blob/master/Symfony/CS/Tokenizer/Tokens.php#L470

And remember you get the indexes, not the actual tokens ;)