feat: Add ScenarioInputs class to Scenario model

src/main/java/com/olympus/hermione/models/Scenario.java

@@ -15,4 +15,6 @@ public class Scenario {
     private String id;
     private String name; 
     private List<ScenarioStep> steps;
+    private List<ScenarioInputs> inputs;
+    
 }

src/main/java/com/olympus/hermione/models/ScenarioInputs.java

@@ -0,0 +1,15 @@
+package com.olympus.hermione.models;
+
+
+
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class ScenarioInputs {
+    
+    private String name;
+    private String type;
+    private String label;
+}