Update workflow/workflow-and-state-machine.rst

Co-Authored-By: Oskar Stark <[email protected]>

Author: holtkamp

workflow/workflow-and-state-machine.rst

@@ -322,7 +322,7 @@ Workflows and state machines that are defined in a configuration file will be va
     $definition = new Definition($states, $stateTransitions); //No validation is done upon initialization
     
     $validator = new StateMachineValidator();
-    $validator->validate($definition, 'My First StateMachine'); //Throws InvalidDefinitionException in case of an invalid Definition
+    $validator->validate($definition, 'My First StateMachine'); // Throws InvalidDefinitionException in case of an invalid definition
     
 
 .. _`Petri nets`: https://en.wikipedia.org/wiki/Petri_net