Issue #3032737 by heddn, smustgrave, xjm, dww, longwave, larowlan, klonos,...

Issue #3032737 by heddn, smustgrave, xjm, dww, longwave, larowlan, klonos, anpel, znerol, quietone, sourabhjain, nexusnovaz: Comment in \Drupal\Component\PhpStorage\FileStorage::createDirectory() that additional information is not included for security reasons