test(TestCase): '.ocdata' -> '.ncdata' in knownEntries

Signed-off-by: Josh <josh.t.richards@gmail.com>

Author: joshtrichards

tests/lib/TestCase.php

@@ -364,7 +364,7 @@ protected static function tearDownAfterClassCleanStrayDataFiles(string $dataDir)
 			'nextcloud.log' => true,
 			'audit.log' => true,
 			'owncloud.db' => true,
-			'.ocdata' => true,
+			'.ncdata' => true,
 			'..' => true,
 			'.' => true,
 		];