fixup! fixup! fixup! fixup! fixup! Update class names to align with PHPUnit expectation

Author: sirreal

tests/phpunit/tests/filesystem/findFolder.php

@@ -6,7 +6,7 @@
  * @group file
  * @group filesystem
  */
-class WP_Filesystem_Find_Folder_Test extends WP_Filesystem_UnitTestCase {
+class Tests_Filesystem_FindFolder extends WP_Filesystem_UnitTestCase {
 
 	public function test_ftp_has_root_access() {
 		global $wp_filesystem;