Functional ORM repository test duplicated repo->execute() call

[mindaugasbarysas]

see

ElasticsearchBundle/Tests/Functional/ORM/RepositoryTest.php

Lines 235 to 239 in 1fc70e1

	$this->assertInstanceOf(
	'\ONGR\ElasticsearchBundle\Result\DocumentIterator',
	$repo->execute($search, Repository::RESULTS_OBJECT)
	);
	$this->assertCount(0, $repo->execute($search, Repository::RESULTS_OBJECT));