Enforce space around colon in enhanced for statement

Change-Id: I1908016fae65c5c00ca06fad39d25c7494fe3171
diff --git a/src/main/java/net/onrc/onos/core/newintent/PathIntentCompiler.java b/src/main/java/net/onrc/onos/core/newintent/PathIntentCompiler.java
index 0277050..97f6320 100644
--- a/src/main/java/net/onrc/onos/core/newintent/PathIntentCompiler.java
+++ b/src/main/java/net/onrc/onos/core/newintent/PathIntentCompiler.java
@@ -75,7 +75,7 @@
                 .toList();
 
         Path path = new Path();
-        for (LinkTuple link: links) {
+        for (LinkTuple link : links) {
             path.add(new FlowLink(link.getSrc(), link.getDst()));
         }
         return path;