QA: fix up license links in newly merged files

Follow up on 1.

Some PRs which were ported over from the Squizlabs repo introduced new files in which the old license link was still included.

Fixed now.

Author: jrfnl

src/Reports/Performance.php

@@ -4,7 +4,7 @@
  *
  * @author    Juliette Reinders Folmer <[email protected]>
  * @copyright 2023 Juliette Reinders Folmer. All rights reserved.
- * @license   https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
+ * @license   https://github.com/PHPCSStandards/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
  */
 
 namespace PHP_CodeSniffer\Reports;

tests/Core/Ruleset/ExplainTest.php

@@ -4,7 +4,7 @@
  *
  * @author    Juliette Reinders Folmer <[email protected]>
  * @copyright 2023 Juliette Reinders Folmer. All rights reserved.
- * @license   https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
+ * @license   https://github.com/PHPCSStandards/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
  */
 
 namespace PHP_CodeSniffer\Tests\Core\Ruleset;