Fixing test

Author: aliabbasrizvi

tests/OptimizelyTest.php

@@ -143,8 +143,6 @@ public function testValidateInputsInvalidFileJsonValidationNotSkipped()
             'Random datafile',
             false)
         );
-
-        $this->expectOutputRegex('/Provided "datafile" has invalid schema./');
     }
 
     public function testValidateInputsInvalidFileJsonValidationSkipped()
@@ -156,8 +154,6 @@ public function testValidateInputsInvalidFileJsonValidationSkipped()
             $validateInputsMethod->invoke(new Optimizely('Random datafile', null, null, null, true),
             'Random datafile', true)
         );
-
-        $this->expectOutputRegex('/Provided "datafile" is in an invalid format./');
     }
 
     public function testValidatePreconditionsExperimentNotRunning()