Fix failing test case

Author: paveq

lib/internal/Magento/Framework/Lock/Test/Unit/Backend/DatabaseTest.php

@@ -83,7 +83,7 @@ public function testAcquireLockWithTooLongName()
      */
     public function testAcquireLockWithAlreadyAcquiredLockInSameSession()
     {
-        $this->statement->expects($this->at(2))
+        $this->statement->expects($this->any())
             ->method('fetchColumn')
             ->willReturn(true);