Fix typos detected by Frank Wang

Change-Id: I86b2e302569eff89d7051321a4531c7e0dc242f9
diff --git a/apps/pce/app/src/main/java/org/onosproject/pce/pceservice/PceManager.java b/apps/pce/app/src/main/java/org/onosproject/pce/pceservice/PceManager.java
index 2c5aad7..47c369c 100644
--- a/apps/pce/app/src/main/java/org/onosproject/pce/pceservice/PceManager.java
+++ b/apps/pce/app/src/main/java/org/onosproject/pce/pceservice/PceManager.java
@@ -307,7 +307,7 @@
         return devList;
     }
 
-    //To dectect loops in the path i.e if the partial paths has intersection node avoid it.
+    //To detect loops in the path i.e if the partial paths has intersection node avoid it.
     private boolean pathValidation(List<Path> partialPath, Path path) {
 
         //List of devices in new path computed