MC-32981: Integration test fails every 1st day of the mouth - ChartTest::testGetByPeriodWithParam

Author: serhii-balko

dev/tests/integration/testsuite/Magento/Sales/_files/order_list_with_invoice.php

@@ -45,7 +45,8 @@
         'base_grand_total' => 130.00,
         'grand_total' => 130.00,
         'subtotal' => 130.00,
-        'created_at' => $dateTime->modify('-1 day')->format(DateTime::DATETIME_PHP_FORMAT),
+        'created_at' => max($dateTime->modify('-1 day'), $dateTime->modify('first day of this month'))
+            ->format(DateTime::DATETIME_PHP_FORMAT),
     ],
     [
         'increment_id' => '100000004',