control files are no longer needed, remove them from the tests

apps/files_encryption/tests/share.php

@@ -646,9 +646,6 @@ class Test_Encryption_Share extends \PHPUnit_Framework_TestCase {
 		\OCA\Encryption\Helper::adminEnableRecovery(null, 'test123');
 		$recoveryKeyId = OC_Appconfig::getValue('files_encryption', 'recoveryKeyId');
 
-		// check if control file created
-		$this->assertTrue($this->view->file_exists('/control-file/controlfile.enc'));
-
 		// login as admin
 		\Test_Encryption_Util::loginHelper(\Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1);
 
@@ -748,9 +745,6 @@ class Test_Encryption_Share extends \PHPUnit_Framework_TestCase {
 		\OCA\Encryption\Helper::adminEnableRecovery(null, 'test123');
 		$recoveryKeyId = OC_Appconfig::getValue('files_encryption', 'recoveryKeyId');
 
-		// check if control file created
-		$this->assertTrue($this->view->file_exists('/control-file/controlfile.enc'));
-
 		// login as user1
 		\Test_Encryption_Util::loginHelper(\Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER2);