Merge pull request #1096 from PHPCSStandards/feature/timingtest-remove-flaky-assertions

TimingTest: remove flaky assertions

Author: jrfnl

tests/Core/Util/Timing/TimingTest.php

@@ -52,8 +52,6 @@ public function testGetDurationWithStartReturnsMilliseconds()
         $duration = Timing::getDuration();
 
         $this->assertTrue(is_float($duration));
-        $this->assertGreaterThan(1, $duration);
-        $this->assertLessThan(15, $duration);
 
     }//end testGetDurationWithStartReturnsMilliseconds()