ENGCOM-1777: [Backport] set correct annotation #15668

Author: Stanislav Idolov

lib/internal/Magento/Framework/Stdlib/DateTime/Timezone.php

@@ -245,8 +245,8 @@ public function isScopeDateInInterval($scope, $dateFrom = null, $dateTo = null)
      * @param string|\DateTimeInterface $date
      * @param int $dateType
      * @param int $timeType
-     * @param null $locale
-     * @param null $timezone
+     * @param string|null $locale
+     * @param string|null $timezone
      * @param string|null $pattern
      * @return string
      */

lib/internal/Magento/Framework/Stdlib/DateTime/TimezoneInterface.php

@@ -125,8 +125,8 @@ public function isScopeDateInInterval($scope, $dateFrom = null, $dateTo = null);
      * @param string|\DateTimeInterface $date
      * @param int $dateType
      * @param int $timeType
-     * @param null $locale
-     * @param null $timezone
+     * @param string|null $locale
+     * @param string|null $timezone
      * @param string|null $pattern
      * @return string
      */