[BUGFIX] Failing FAL unit test

Using 0042 as create mask for files in unit test from issue #49029
triggers a warning and lets the test fail when the test file is
removed again. Relaxing the create mask to 0642 solves the issue.

Change-Id: I1bfdb344df5160505d853a725584c2a98f30494b
Resolves: #49296
Related: #49029
Releases: 6.2, 6.1, 6.0
Reviewed-on: https://review.typo3.org/21541
Reviewed-by: Christian Kuhn
Tested-by: Christian Kuhn

typo3/sysext/core/Tests/Unit/Resource/Driver/LocalDriverTest.php

@@ -656,7 +656,7 @@ class LocalDriverTest extends \TYPO3\CMS\Core\Tests\Unit\Resource\BaseTestCase {
 		}
 
 		// No one will use this as his default file create mask so we hopefully don't get any false positives
-		$testpattern = '0046';
+		$testpattern = '0646';
 		$GLOBALS['TYPO3_CONF_VARS']['BE']['fileCreateMask'] = $testpattern;
 
 		$this->addToMount(