Modify getter name to match the project naming convention

Change-Id: I848e2e15563a6a8e3c0de133eda3fcad0bd6e434

@@ -43,7 +43,7 @@ public class LatencyConstraint implements Constraint {
         this.latency = latency;
         this.latency = latency;
     }
     }
 
 
-    public Duration getLatency() {
+    public Duration latency() {
         return latency;
         return latency;
     }
     }