MAGETWO-97866: [Magento Cloud] news_from_date and news_to_date dates incorrect in database with scheduled updates

Due to unstable work of intl parsing on different platforms

Author: rostyslav-hymon

app/code/Magento/Cron/Test/Unit/Model/ScheduleTest.php

@@ -272,19 +272,21 @@ public function testTryScheduleWithConversionToAdminStoreTime(): void
     public function tryScheduleDataProvider(): array
     {
         $date = '2011-12-13 14:15:16';
+        $timestamp = (new \DateTime($date, new \DateTimeZone('UTC')))->getTimestamp();
+        $day = 'Monday';
         return [
             [$date, [], false],
             [$date, null, false],
             [$date, false, false],
             [$date, [], false],
             [$date, null, false],
             [$date, false, false],
-            [strtotime($date), ['*', '*', '*', '*', '*'], true],
-            [strtotime($date), ['15', '*', '*', '*', '*'], true],
-            [strtotime($date), ['*', '14', '*', '*', '*'], true],
-            [strtotime($date), ['*', '*', '13', '*', '*'], true],
-            [strtotime($date), ['*', '*', '*', '12', '*'], true],
-            [strtotime('Monday'), ['*', '*', '*', '*', '1'], true],
+            [$timestamp, ['*', '*', '*', '*', '*'], true],
+            [$timestamp, ['15', '*', '*', '*', '*'], true],
+            [$timestamp, ['*', '14', '*', '*', '*'], true],
+            [$timestamp, ['*', '*', '13', '*', '*'], true],
+            [$timestamp, ['*', '*', '*', '12', '*'], true],
+            [(new \DateTime($day, new \DateTimeZone('UTC')))->getTimestamp(), ['*', '*', '*', '*', '1'], true],
         ];
     }