Fixing CS on QueryTest for having two blank lines.

FILE: /home/travis/build/cakephp/cakephp/tests/TestCase/ORM/QueryTest.php
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FOUND 1 ERROR(S) AFFECTING 1 LINE(S)
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 809 | ERROR | Expected 1 blank lines after function; 2 found
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Merge pull request #3174 from renan/3.0-cs-fix

Fixing CS on QueryTest for having two blank lines.